@INPROCEEDINGS{2021AAS...23812305V,
       author = {{Viall}, N.~M. and {Vourlidas}, A. and {Howard}, R. and {Linton}, M. and {Kepko}, L. and {Di Matteo}, S. and {Higginson}, A.~K.},
        title = "Periodic Solar Wind Density Structures Observed with Parker Solar Probe WISPR",
    booktitle = {AAS abstracts},
         year = 2021,
       series = {AAS abstracts},
       volume = {53},
          eid = {123.05},
        pages = {123.05},
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@ARTICLE{2021PASP..133d4002B,
       author = {{Baltay}, C. and {Grossman}, L. and {Howard}, R. and {Rabinowitz}, D. and {Arcavi}, I. and {Barbour}, N. and {Burke}, J. and {Contreras}, C. and {Dilday}, B. and {Graham}, M. and {Hiramatsu}, D. and {Hossenzadeh}, G. and {Howell}, D.~A. and {McCully}, C. and {McKinnon}, R. and {Ment}, K. and {Montesi}, R. and {Pellegrino}, C. and {Valenti}, S.},
        title = "Low-redshift Type Ia Supernova from the LSQ/LCO Collaboration",
      journal = {\pasp},
         year = 2021,
       volume = {133},
       number = {1022},
          eid = {044002},
        pages = {044002},
          doi = {10.1088/1538-3873/abd417},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2021PASP..133d4002B},
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@ARTICLE{2020yCat..18810009H,
       author = {{Howard} and {Howard}, W.~S. and {Corbett}, H. and {Law}, N.~M. and {Ratzloff}, J.~K. and {Glazier}, A. and {Fors}, O. and {Del Ser}, D. and {Haislip}, J.},
        title = "VizieR Online Data Catalog: EvryFlare. I. Cool stars's flares in southern sky (Howard+, 2019)",
      journal = {VizieR Online Data Catalog},
         year = 2020,
          eid = {J/ApJ/881/9},
        pages = {J/ApJ/881/9},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2020yCat..18810009H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2020AAS...23514907H,
       author = {{Hess}, P. and {Howard}, R. and {Vourlidas}, A. and {Bothmer}, V. and {Colaninno}, R. and {DeForest}, C. and {Gallagher}, B. and {Hall}, J.~R. and {Higginson}, A. and {Korendyke}, C. and {Kouloumvakos}, A. and {Lamy}, P. and {Liewer}, P. and {Linker}, J. and {Linton}, M. and {Penteado}, P. and {Plunkett}, S. and {Poirer}, N. and {Raouafi}, N. and {Rich}, N. and {Rochus}, P. and {Rouillard}, A. and {Socker}, D. and {Stenborg}, G. and {Thernisien}, A. and {Viall}, N.},
        title = "Imaging the Solar Corona From Within",
    booktitle = {AAS abstracts \#235},
         year = 2020,
       series = {AAS abstracts},
       volume = {235},
          eid = {149.07},
        pages = {149.07},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2020AAS...23514907H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@ARTICLE{2019SoPh..294...93L,
       author = {{Liewer}, P. and {Vourlidas}, A. and {Thernisien}, A. and {Qiu}, J. and {Penteado}, P. and {Nistic{\`o}}, G. and {Howard}, R. and {Bothmer}, V.},
        title = "Simulating White Light Images of Coronal Structures for WISPR/ Parker Solar Probe: Effects of the Near-Sun Elliptical Orbit",
      journal = {\solphys},
         year = 2019,
       volume = {294},
       number = {7},
          eid = {93},
        pages = {93},
          doi = {10.1007/s11207-019-1489-4},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2019SoPh..294...93L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2018AGUFM.P53E3002H,
       author = {{Howard}, R. and {Stenborg}, G. and {Stauffer}, J.~R.},
        title = "Evidence for a Circumsolar Dust Ring at about 0.4 AU",
    booktitle = {AGU abstracts},
         year = 2018,
       volume = {2018},
          eid = {P53E-3002},
        pages = {P53E-3002},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2018AGUFM.P53E3002H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2018CBET.4540....3W,
       author = {{Waagen}, E.~O. and {Stubbings}, R. and {Tyson}, R. and {O'Neil}, J. and {Domingo Mart{\'{\i}}nez}, X. and {Howard}, R. and {Fernandes Neto}, J. and {Blane}, D. and {Pearce}, A.},
        title = "New Nova in Ophiuchus = Pnv J17422408-2053088",
      journal = {Central Bureau Electronic Telegrams},
         year = 2018,
       volume = {4540},
        pages = {3},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2018CBET.4540....3W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2018shin.confE.269V,
       author = {{Velli}, Marco and {Bale}, S. and {Fox}, N. and {Howard}, R.},
        title = "Parker Solar Probe: Exploring the Plasma Physics of the Solar Corona and Inner Heliosphere",
    booktitle = {Solar Heliospheric and INterplanetary Environment (SHINE 2018)},
         year = 2018,
          eid = {269},
        pages = {269},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2018shin.confE.269V},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2017AGUFMSH23D2693P,
       author = {{Plunkett}, S.~P. and {Howard}, R. and {Chua}, D.~H. and {Crump}, N.~A. and {Dennison}, H. and {Korendyke}, C. and {Linton}, M. and {Rich}, N. and {Socker}, D.~G. and {Thernisien}, A.~F. and {Wang}, D. and {Vourlidas}, A. and {Baugh}, R. and {Van Duyne}, J.~P. and {Liewer}, P.~C. and {De Jong}, E. and {Boies}, M.~T. and {Mikic}, Z. and {Bothmer}, V. and {Rochus}, P. and {Halain}, J.~P.},
        title = "The Wide-Field Imager for the Parker Solar Probe Mission (WISPR)",
    booktitle = {AGU abstracts},
         year = 2017,
       volume = {2017},
          eid = {SH23D-2693},
        pages = {SH23D-2693},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2017AGUFMSH23D2693P},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2017AGUFMSH23D2681H,
       author = {{Howard}, R. and {Colaninno}, R.~C. and {Plunkett}, S.~P. and {Thernisien}, A.~F. and {Wang}, D. and {Rich}, N. and {Korendyke}, C. and {Socker}, D.~G. and {Linton}, M. and {McMullin}, D.~R. and {Vourlidas}, A. and {Liewer}, P.~C. and {De Jong}, E. and {Velli}, M. and {Mikic}, Z. and {Bothmer}, V. and {Philippe}, L. and {Carter}, M.~T.},
        title = "The Solar Orbiter Heliospheric Imager (SoloHI) for the Solar Orbiter Mission",
    booktitle = {AGU abstracts},
         year = 2017,
       volume = {2017},
          eid = {SH23D-2681},
        pages = {SH23D-2681},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2017AGUFMSH23D2681H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2017AGUFMSH22B..07H,
       author = {{Howard}, R. and {Stenborg}, G.},
        title = "Properties of the Circumsolar Dust Distribution Determined from STEREO/SECCHI and Implications for PSP and SolO",
    booktitle = {AGU abstracts},
         year = 2017,
       volume = {2017},
          eid = {SH22B-07},
        pages = {SH22B-07},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2017AGUFMSH22B..07H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2017AGUFMSH21C..06D,
       author = {{DeForest}, C.~E. and {McComas}, D.~J. and {Vourlidas}, A. and {Howard}, R.},
        title = "Mapping The Territory: What Current Remote Sensing Tells Us To Expect For PSP",
    booktitle = {AGU abstracts},
         year = 2017,
       volume = {2017},
          eid = {SH21C-06},
        pages = {SH21C-06},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2017AGUFMSH21C..06D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2016AGUFMSH54A..07V,
       author = {{Velli}, M.~C.~M. and {Panasenco}, O. and {Rappazzo}, A.~F. and {Tenerani}, A. and {Bale}, S.~D. and {Fox}, N.~J. and {Howard}, R. and {Kasper}, J.~C. and {McComas}, D.~J.},
        title = "Solar Wind Origins, Heating and Turbulence Evolution with Solar Probe Plus: The First Three Perihelia",
    booktitle = {AGU abstracts},
         year = 2016,
          eid = {SH54A-07},
        pages = {SH54A-07},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2016AGUFMSH54A..07V},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2015SSRv..195....3J,
       author = {{Jakosky}, B.~M. and {Lin}, R.~P. and {Grebowsky}, J.~M. and {Luhmann}, J.~G. and {Mitchell}, D.~F. and {Beutelschies}, G. and {Priser}, T. and {Acuna}, M. and {Andersson}, L. and {Baird}, D. and {Baker}, D. and {Bartlett}, R. and {Benna}, M. and {Bougher}, S. and {Brain}, D. and {Carson}, D. and {Cauffman}, S. and {Chamberlin}, P. and {Chaufray}, J. -Y. and {Cheatom}, O. and {Clarke}, J. and {Connerney}, J. and {Cravens}, T. and {Curtis}, D. and {Delory}, G. and {Demcak}, S. and {DeWolfe}, A. and {Eparvier}, F. and {Ergun}, R. and {Eriksson}, A. and {Espley}, J. and {Fang}, X. and {Folta}, D. and {Fox}, J. and {Gomez-Rosa}, C. and {Habenicht}, S. and {Halekas}, J. and {Holsclaw}, G. and {Houghton}, M. and {Howard}, R. and {Jarosz}, M. and {Jedrich}, N. and {Johnson}, M. and {Kasprzak}, W. and {Kelley}, M. and {King}, T. and {Lankton}, M. and {Larson}, D. and {Leblanc}, F. and {Lefevre}, F. and {Lillis}, R. and {Mahaffy}, P. and {Mazelle}, C. and {McClintock}, W. and {McFadden}, J. and {Mitchell}, D.~L. and {Montmessin}, F. and {Morrissey}, J. and {Peterson}, W. and {Possel}, W. and {Sauvaud}, J. -A. and {Schneider}, N. and {Sidney}, W. and {Sparacino}, S. and {Stewart}, A.~I.~F. and {Tolson}, R. and {Toublanc}, D. and {Waters}, C. and {Woods}, T. and {Yelle}, R. and {Zurek}, R.},
        title = "The Mars Atmosphere and Volatile Evolution (MAVEN) Mission",
      journal = {\ssr},
         year = 2015,
       volume = {195},
       number = {1-4},
        pages = {3-48},
          doi = {10.1007/s11214-015-0139-x},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2015SSRv..195....3J},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2015AGUFMSH51A2433W,
       author = {{Wu}, C.~C. and {Liou}, K. and {Socker}, D.~G. and {Howard}, R. and {Jackson}, B.~V. and {Yu}, H.~S. and {Hutting}, L. and {Plunkett}, S.~P.},
        title = "The first super geomagnetic storm of solar cycle 24: ``The St. Patrick day (17 March 2015)'' event",
    booktitle = {AGU abstracts},
         year = 2015,
       volume = {2015},
          eid = {SH51A-2433},
        pages = {SH51A-2433},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2015AGUFMSH51A2433W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2015AGUFMSH42A..02W,
       author = {{Wood}, B.~E. and {Howard}, R. and {Linton}, M.},
        title = "Tracking Prominence Eruptions to 1 AU with STEREO Heliospheric Imaging",
    booktitle = {AGU abstracts},
         year = 2015,
       volume = {2015},
          eid = {SH42A-02},
        pages = {SH42A-02},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2015AGUFMSH42A..02W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2015AGUFMSH31C2426L,
       author = {{Liewer}, P.~C. and {Thernisien}, A.~F. and {Vourlidas}, A. and {Howard}, R. and {DeForest}, C.~E. and {DeJong}, E. and {Desai}, A.},
        title = "Synthetic White-light Imagery for the Wide-field Imager for Solar Probe Plus (WISPR)",
    booktitle = {AGU abstracts},
         year = 2015,
       volume = {2015},
          eid = {SH31C-2426},
        pages = {SH31C-2426},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2015AGUFMSH31C2426L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2015AGUFMSH31C2425S,
       author = {{St Cyr}, O.~C. and {Xie}, H. and {Duncan}, D. and {Webb}, D.~F. and {Howard}, R. and {Gurman}, J.~B.},
        title = "Estimating Coronagraph Visibility Functions - Progress Report",
    booktitle = {AGU abstracts},
         year = 2015,
       volume = {2015},
          eid = {SH31C-2425},
        pages = {SH31C-2425},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2015AGUFMSH31C2425S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2015AGUFMSH14A..02H,
       author = {{Howard}, R. and {Vourlidas}, A. and {Harrison}, R.~A. and {Bisi}, M.~M. and {Plunkett}, S.~P. and {Socker}, D.~G. and {Eyles}, C.~J. and {Webb}, D.~F. and {DeForest}, C.~E. and {Davies}, J.~A. and {Howard}, T.~A. and {de Koning}, C.~A. and {Gopalswamy}, N. and {Davila}, J.~M. and {Tappin}, J. and {Jackson}, B.~V.},
        title = "Requirements for an Operational Coronagraph",
    booktitle = {AGU abstracts},
         year = 2015,
       volume = {2015},
          eid = {SH14A-02},
        pages = {SH14A-02},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2015AGUFMSH14A..02H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2014AGUFMSH53A4202V,
       author = {{Vourlidas}, A. and {Thompson}, W.~T. and {Gurman}, J.~B. and {Luhmann}, J.~G. and {Curtis}, D.~W. and {Schroeder}, P.~C. and {Mewaldt}, R.~A. and {Davis}, A.~J. and {Wortman}, K. and {Russell}, C.~T. and {Galvin}, A.~B. and {Popecki}, M. and {Kistler}, L.~M. and {Ellis}, L. and {Howard}, R. and {Rich}, N. and {Hutting}, L. and {Maksimovic}, M. and {Bale}, S.~D. and {Goetz}, K.},
        title = "When the Sun Gets in the Way: Stereo Science Observations on the Far Side of the Sun",
    booktitle = {AGU abstracts},
         year = 2014,
       volume = {2014},
          eid = {SH53A-4202},
        pages = {SH53A-4202},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2014AGUFMSH53A4202V},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2014AGUFMSH32A..05P,
       author = {{Plunkett}, S.~P. and {Howard}, R. and {Vourlidas}, A. and {Korendyke}, C. and {Rich}, N. and {Thernisien}, A.~F. and {Wang}, D. and {Liewer}, P.~C.},
        title = "Observations of Near-Sun Turbulent Density Fluctuations with the Wide Field Imager for Solar Probe Plus (WISPR)",
    booktitle = {AGU abstracts},
         year = 2014,
       volume = {2014},
          eid = {SH32A-05},
        pages = {SH32A-05},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2014AGUFMSH32A..05P},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2014AGUFMSH21B4101L,
       author = {{Liewer}, P.~C. and {Su}, Y. and {Vourlidas}, A. and {Thernisien}, A.~F. and {Howard}, R. and {Hall}, J.~R. and {DeJong}, E.},
        title = "Synthetic White-light Imagery for the Wide-field Imager for Solar Probe Plus (WISPR)",
    booktitle = {AGU abstracts},
         year = 2014,
       volume = {2014},
          eid = {SH21B-4101},
        pages = {SH21B-4101},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2014AGUFMSH21B4101L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2014AGUFMSH21B4096F,
       author = {{Fox}, N.~J. and {Velli}, M.~M.~C. and {Kasper}, J.~C. and {McComas}, D.~J. and {Howard}, R. and {Bale}, S.~D. and {Decker}, R.~B.},
        title = "Solar Probe Plus: A NASA Mission to Touch the Sun",
    booktitle = {AGU abstracts},
         year = 2014,
       volume = {2014},
          eid = {SH21B-4096},
        pages = {SH21B-4096},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2014AGUFMSH21B4096F},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2013AGUFMSM53A2207F,
       author = {{Fox}, N.~J. and {Bale}, S.~D. and {Decker}, R.~B. and {Howard}, R. and {Kasper}, J.~C. and {McComas}, D.~J. and {Szabo}, A. and {Velli}, M.~M.},
        title = "Solar Probe Plus: A NASA Mission to Touch the Sun",
    booktitle = {AGU abstracts},
         year = 2013,
       volume = {2013},
          eid = {SM53A-2207},
        pages = {SM53A-2207},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2013AGUFMSM53A2207F},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2011IAUS..273..434S,
       author = {{Sivaraman}, K.~R. and {Sivaraman}, H. and {Gupta}, S.~S. and {Howard}, R.~F.},
        title = "Evidence for the return meridional flow in the convection zone from latitude motions of sunspots",
    booktitle = {Physics of Sun and Star Spots},
         year = 2011,
       editor = {{Prasad Choudhary}, Debi and {Strassmeier}, Klaus G.},
       volume = {273},
        pages = {434-437},
          doi = {10.1017/S1743921311015717},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2011IAUS..273..434S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2011SPD....42.2309K,
       author = {{Kunkel}, Valbona and {Chen}, J. and {Howard}, R.},
        title = "Magnetic Fields in ICMEs At 1 AU And Flux Injection Profile At the Sun",
    booktitle = {AAS/Solar Physics Division Abstracts \#42},
         year = 2011,
       series = {AAS/Solar Physics Division Meeting},
       volume = {42},
          eid = {23.09},
        pages = {23.09},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2011SPD....42.2309K},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2011SPD....42.1809S,
       author = {{Stenborg}, Guillermo A. and {Vourlidas}, A. and {Howard}, R.},
        title = "New Results Revealed By Enhanced Extreme-Ultraviolet Images",
    booktitle = {AAS/Solar Physics Division Abstracts \#42},
         year = 2011,
       series = {AAS/Solar Physics Division Meeting},
       volume = {42},
          eid = {18.09},
        pages = {18.09},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2011SPD....42.1809S},
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@ARTICLE{2011A&A...526A..58S,
       author = {{Stenborg}, G. and {Marsch}, E. and {Vourlidas}, A. and {Howard}, R. and {Baldwin}, K.},
        title = "A novel technique to measure intensity fluctuations in EUV images and to detect coronal sound waves nearby active regions",
      journal = {\aap},
         year = 2011,
       volume = {526},
          eid = {A58},
        pages = {A58},
          doi = {10.1051/0004-6361/201014369},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2011A&A...526A..58S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@ARTICLE{2010SoPh..266..247S,
       author = {{Sivaraman}, K.~R. and {Sivaraman}, H. and {Gupta}, S.~S. and {Howard}, R.~F.},
        title = "Return Meridional Flow in the Convection Zone from Latitudinal Motions of Umbrae of Sunspot Groups",
      journal = {\solphys},
         year = 2010,
       volume = {266},
       number = {2},
        pages = {247-259},
          doi = {10.1007/s11207-010-9620-6},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2010SoPh..266..247S},
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@INPROCEEDINGS{2010AAS...21630303V,
       author = {{Viall}, Nicholeen and {Vourlidas}, A. and {Spence}, H. and {Howard}, R.},
        title = "Examining Periodic Solar Wind Density Structures in SECCHI HI1A",
    booktitle = {AAS abstracts \#216},
         year = 2010,
       series = {AAS abstracts},
       volume = {216},
          eid = {303.03},
        pages = {303.03},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2010AAS...21630303V},
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@ARTICLE{2010SoPh..262..481G,
       author = {{Goussies}, N. and {Stenborg}, G. and {Vourlidas}, A. and {Howard}, R.},
        title = "Tracking of Coronal White-Light Events by Texture",
      journal = {\solphys},
         year = 2010,
       volume = {262},
       number = {2},
        pages = {481-494},
          doi = {10.1007/s11207-009-9495-6},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2010SoPh..262..481G},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2010cosp...38.2858L,
       author = {{Lamy}, Philippe and {Dam{\'e}}, Luc and {Curdt}, W. and {Davila}, J. and {Defise}, J.~M. and {Fineschi}, S. and {Heinzel}, P. and {Howard}, R. and {Kuzin}, S. and {Schmutz}, W. and {Tsinganos}, K. and {Turck-Chi{\`e}ze}, S. and {Zhukov}, A.},
        title = "ASPIICS / PROBA-3: a formation flying externally-occulted giant coronagraph mission",
    booktitle = {38th COSPAR Scientific Assembly},
         year = 2010,
       volume = {38},
        pages = {3},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2010cosp...38.2858L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{2010cosp...38.1921D,
       author = {{de Lucas}, Aline and {Dal Lago}, Alisson and {Schwenn}, Rainer and {Cl{\'u}a de Gonzalez}, Alicia L. and {Marsch}, Eckart and {Lamy}, Philippe and {Dam{\'e}}, Luc and {Curdt}, W. and {Davila}, J. and {Defise}, J.~M. and {Fineschi}, S. and {Heinzel}, P. and {Howard}, R. and {Kuzin}, S. and {Schmutz}, W. and {Tsinganos}, K. and {Turck-Chi{\`e}ze}, S. and {Zhukov}, A.},
        title = "Multi-spacecraft observation of a magnetic cloud",
    booktitle = {38th COSPAR Scientific Assembly},
         year = 2010,
       volume = {38},
        pages = {6},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2010cosp...38.1921D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2010ASSP...19..357S,
       author = {{Sivaraman}, K.~R. and {Sivaraman}, H. and {Gupta}, S.~S. and {Howard}, R.~F.},
        title = "Evidence for Return Meridional Flows in the Convection Zone",
    booktitle = {Magnetic Coupling between the Interior and Atmosphere of the Sun},
         year = 2010,
       series = {Astrophysics and Space Science Proceedings},
       volume = {19},
        pages = {357-360},
          doi = {10.1007/978-3-642-02859-5\_30},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2010ASSP...19..357S},
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@INPROCEEDINGS{2009SPD....40.2114W,
       author = {{Wood}, Brian and {Howard}, R.},
        title = "Reconstructing CME and CIR Structures Using STEREO Images",
    booktitle = {AAS/Solar Physics Division Meeting \#40},
         year = 2009,
       series = {AAS/Solar Physics Division Meeting},
       volume = {40},
          eid = {21.14},
        pages = {21.14},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2009SPD....40.2114W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@ARTICLE{2009EM&P..104..295G,
       author = {{Gopalswamy}, N. and {Yashiro}, S. and {Michalek}, G. and {Stenborg}, G. and {Vourlidas}, A. and {Freeland}, S. and {Howard}, R.},
        title = "The SOHO/LASCO CME Catalog",
      journal = {Earth Moon and Planets},
         year = 2009,
       volume = {104},
       number = {1-4},
        pages = {295-313},
          doi = {10.1007/s11038-008-9282-7},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2009EM&P..104..295G},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2008AGUSMSH31C..01L,
       author = {{Luhmann}, J.~G. and {Li}, Y. and {Lynch}, B. and {Lee}, C.~O. and {Huttunen}, E. and {Liu}, Y. and {Toy}, V. and {Odstrcil}, D. and {Riley}, P. and {Linker}, J. and {Mikic}, Z. and {Arge}, C. and {Petrie}, G. and {Zhao}, X. and {Liu}, Y. and {Hoeksema}, T. and {Owens}, M. and {Galvin}, A. and {Simunac}, K. and {Howard}, R. and {Vourlidas}, A. and {Jian}, L.~K. and {Russell}, C.~T.},
        title = "The Sun as the Source of Heliospheric ``Space Weather'': A CISM Integrated Model Perspective and STEREO Inspiration",
    booktitle = {AGU Spring Meeting Abstracts},
         year = 2008,
       volume = {2008},
          eid = {SH31C-01},
        pages = {SH31C-01},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2008AGUSMSH31C..01L},
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@INPROCEEDINGS{2008AGUSMSH23A..01F,
       author = {{Feng}, L. and {Inhester}, B. and {Solanki}, S.~K. and {Wiegelmann}, T. and {Podlipnik}, B. and {Howard}, R. and {Plunkett}, S. and {Wuelser}, J. and {Gan}, W.},
        title = "First stereoscopic polar plume reconstructions from STEREO/SECCHI images",
    booktitle = {AGU Spring Meeting Abstracts},
         year = 2008,
       volume = {2008},
          eid = {SH23A-01},
        pages = {SH23A-01},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2008AGUSMSH23A..01F},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@ARTICLE{2008SSRv..136..627P,
       author = {{Peticolas}, L.~M. and {Craig}, N. and {Kucera}, T. and {Michels}, D.~J. and {Gerulskis}, J. and {MacDowall}, R.~J. and {Beisser}, K. and {Chrissotimos}, C. and {Luhmann}, J.~G. and {Galvin}, A.~B. and {Ratta}, L. and {Drobnes}, E. and {M{\'e}ndez}, B.~J. and {Hill}, S. and {Marren}, K. and {Howard}, R.},
        title = "The Solar Terrestrial Relations Observatory (STEREO) Education and Outreach (E/PO) Program",
      journal = {\ssr},
         year = 2008,
       volume = {136},
       number = {1-4},
        pages = {627-646},
          doi = {10.1007/s11214-007-9287-y},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2008SSRv..136..627P},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2007AGUFMSH41B..02L,
       author = {{Liewer}, P.~C. and {Dejong}, E.~M. and {Hall}, J.~R. and {Braswell}, S.~J. and {Thompson}, W.~T. and {Howard}, R.},
        title = "Stereoscopic Analysis of CME-related Coronal Activity using STEREO/SECCHI Observations",
    booktitle = {AGU abstracts},
         year = 2007,
       volume = {2007},
          eid = {SH41B-02},
        pages = {SH41B-02},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2007AGUFMSH41B..02L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2007AAS...210.2814L,
       author = {{Liewer}, Paulett C. and {DeJong}, E.~M. and {Hall}, J.~R. and {Suzuki}, S. and {Howard}, R. and {Wuesler}, J. and {SECCHI Team}},
        title = "Application of Stereoscopy to STEREO/SECCHI Observations",
    booktitle = {AAS abstracts \#210},
         year = 2007,
       series = {AAS abstracts},
       volume = {210},
          eid = {28.14},
        pages = {28.14},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2007AAS...210.2814L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2007AGUSMSH34A..01G,
       author = {{Galvin}, A.~B. and {Kistler}, L.~A. and {Popecki}, M.~A. and {Farrugia}, C. and {Moebius}, E. and {Lee}, M. and {Ellis}, L. and {Simunac}, K. and {Singer}, K. and {Russell}, C. and {Walker}, C. and {Blush}, L. and {Klecker}, B. and {Wimmer-Schweingruber}, R.~F. and {Thompson}, B. and {Bochsler}, P. and {Wurz}, P. and {Daoudi}, H. and {Giammanco}, C. and {Karrer}, R. and {Opitz}, A. and {Koeten}, M. and {Luhmann}, J. and {Howard}, R. and {Wuelser}, J.~P. and {Acuna}, M.},
        title = "Early Solar Wind Observations from the Plasma and Suprathermal Ion Composition (PLASTIC) Experiments on STEREO",
    booktitle = {AGU Spring Meeting Abstracts},
         year = 2007,
       volume = {2007},
          eid = {SH34A-01},
        pages = {SH34A-01},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2007AGUSMSH34A..01G},
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@ARTICLE{2007SoPh..241..113M,
       author = {{Mays}, M.~L. and {St. Cyr}, O.~C. and {Qu{\'e}merais}, E. and {Ferron}, S. and {Bertaux}, J. -L. and {Yashiro}, S. and {Howard}, R.},
        title = "An Attempt to Detect Coronal Mass Ejections in Lyman-{\ensuremath{\alpha}} Using SOHO Swan",
      journal = {\solphys},
         year = 2007,
       volume = {241},
       number = {1},
        pages = {113-125},
          doi = {10.1007/s11207-007-0196-8},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2007SoPh..241..113M},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@ARTICLE{2007ApJ...657..592S,
       author = {{Sivaraman}, K.~R. and {Gokhale}, M.~H. and {Sivaraman}, Hari and {Gupta}, S.~S. and {Howard}, Robert F.},
        title = "Measurement of Kodaikanal White-Light Images: Relaxation of Tilts of Spot Groups as Indicator of Subsurface Dynamics of Parent Flux Loops",
      journal = {\apj},
         year = 2007,
       volume = {657},
       number = {1},
        pages = {592-599},
          doi = {10.1086/510546},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2007ApJ...657..592S},
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@INPROCEEDINGS{2006AGUFMSH51A1472L,
       author = {{Liewer}, P.~C. and {Dejong}, E.~M. and {Hall}, J.~R. and {Pournaghshband}, V.~J. and {Thernisien}, A. and {Howard}, R.},
        title = "Demonstration of a technique for stereoscopic tracking of CMEs for NASA's STEREO Mission",
    booktitle = {AGU abstracts},
         year = 2006,
       volume = {2006},
          eid = {SH51A-1472},
        pages = {SH51A-1472},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2006AGUFMSH51A1472L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2006DPS....38.4502L,
       author = {{Luhmann}, Janet and {Thompson}, W. and {Schroeder}, P. and {Lee}, C.~O. and {Russell}, C.~T. and {Galvin}, A. and {Howard}, R. and {Kaiser}, M. and {Odstrcil}, D. and {Arge}, C.~N. and {Riley}, P. and {MacNeice}, P.},
        title = "Space Weather Studies at the Planets Enabled by the STEREO Mission",
    booktitle = {AAS/Division for Planetary Sciences Meeting Abstracts \#38},
         year = 2006,
       series = {AAS/Division for Planetary Sciences Meeting Abstracts},
       volume = {38},
          eid = {45.02},
        pages = {45.02},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2006DPS....38.4502L},
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@INPROCEEDINGS{2006SPD....37.0807M,
       author = {{Morrill}, Jeff S. and {Howard}, R. and {Webb}, D.},
        title = "Impacts of Viewing Geometry on CME Observations in the Heliosphere",
    booktitle = {AAS/Solar Physics Division Meeting \#37},
         year = 2006,
       series = {AAS/Solar Physics Division Meeting},
       volume = {37},
          eid = {8.07},
        pages = {8.07},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2006SPD....37.0807M},
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@ARTICLE{2006SSRv..123..127S,
       author = {{Schwenn}, R. and {Raymond}, J.~C. and {Alexander}, D. and {Ciaravella}, A. and {Gopalswamy}, N. and {Howard}, R. and {Hudson}, H. and {Kaufmann}, P. and {Klassen}, A. and {Maia}, D. and {Munoz-Mart{\'{\i}}nez}, G. and {Pick}, M. and {Reiner}, M. and {Srivastava}, N. and {Tripathi}, D. and {Vourlidas}, A. and {Wang}, Y. -M. and {Zhang}, J.},
        title = "Coronal Observations of CMEs.  Report of Working Group A",
      journal = {\ssr},
         year = 2006,
       volume = {123},
       number = {1-3},
        pages = {127-176},
          doi = {10.1007/s11214-006-9016-y},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2006SSRv..123..127S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2006cosp...36..870H,
       author = {{Howard}, R. and {Moses}, D. and {Vourlidas}, A. and {Davila}, J. and {Lemen}, J. and {Harrison}, R. and {Eyles}, C. and {Defise}, J. -M. and {Bothmer}, V. and {Ravet}, M. -F. and {Secchi Team}},
        title = "The SECCHI Experiment on the STEREO Mission",
    booktitle = {36th COSPAR Scientific Assembly},
         year = 2006,
       volume = {36},
        pages = {870},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2006cosp...36..870H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INCOLLECTION{2006cme..book..127S,
       author = {{Schwenn}, R. and {Raymond}, J.~C. and {Alexander}, D. and {Ciaravella}, A. and {Gopalswamy}, N. and {Howard}, R. and {Hudson}, H. and {Kaufmann}, P. and {Klassen}, A. and {Maia}, D. and {Munoz-Mart{\'{\i}}nez}, G. and {Pick}, M. and {Reiner}, M. and {Srivastava}, N. and {Tripathi}, D. and {Vourlidas}, A. and {Wang}, Y. -M. and {Zhang}, J.},
        title = "Coronal Observations of CMEs",
    booktitle = {Coronal Mass Ejections},
         year = 2006,
       editor = {{Kunow}, H. and {Crooker}, N.~U. and {Linker}, J.~A. and {Schwenn}, R. and {von Steiger}, R.},
       volume = {21},
        pages = {127},
          doi = {10.1007/978-0-387-45088-9\_9},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2006cme..book..127S},
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@INPROCEEDINGS{2005AGUSMSP44A..04V,
       author = {{Vourlidas}, A. and {Howard}, R.},
        title = "The Mass Properties of Coronal Mass Ejections: Evolution \& Statistics",
    booktitle = {AGU Spring Meeting Abstracts},
         year = 2005,
       volume = {2005},
          eid = {SP44A-04},
        pages = {SP44A-04},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2005AGUSMSP44A..04V},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2005AGUSMSH51D..02M,
       author = {{Moses}, J. and {Socker}, D. and {Eyles}, C. and {Harrison}, R. and {Defise}, J. and {Howard}, R. and {Rochus}, P. and {Waltham}, N. and {Simnett}, G. and {Newmark}, J. and {Halain}, J. and {Mapson-Menard}, H. and {Mazy}, E. and {Davis}, C.},
        title = "Coronal and Heliospheric Science Opportunities with the SECCHI Heliospheric Imager",
    booktitle = {AGU Spring Meeting Abstracts},
         year = 2005,
       volume = {2005},
          eid = {SH51D-02},
        pages = {SH51D-02},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2005AGUSMSH51D..02M},
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@ARTICLE{2005HiA....13..135H,
       author = {{Holder}, Zachary A. and {Canfield}, Richard C. and {McMullen}, Rebecca A. and {Howard}, Robert F. and {Pevtsov}, Alexei A.},
        title = "Of Tilt and Twist",
      journal = {Highlights of Astronomy},
         year = 2005,
       volume = {13},
        pages = {135},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2005HiA....13..135H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2004DPS....36.1424H,
       author = {{Howard}, R. and {MacDowall}, R. and {Gopalswamy}, N. and {Kaiser}, M.~L. and {Reiner}, M.~J. and {Bale}, S. and {Jones}, D. and {Kasper}, J. and {Weiler}, K.},
        title = "Solar Imaging Radio Array (SIRA): Imaging solar, magnetospheric, and astrophysical sources at < 15 MHz",
    booktitle = {AAS/Division for Planetary Sciences Meeting Abstracts \#36},
         year = 2004,
       series = {AAS/Division for Planetary Sciences Meeting Abstracts},
       volume = {36},
          eid = {14.24},
        pages = {14.24},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2004DPS....36.1424H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2004AGUFMSH23A..08M,
       author = {{Moses}, J.~D. and {Newmark}, J. and {McMullin}, D. and {Antonucci}, E. and {Fineschi}, S. and {Gardiol}, D. and {Zangrilli}, L. and {Romoli}, M. and {Pace}, E. and {Gori}, L. and {Landini}, F. and {Gherardi}, A. and {da Deppo}, V. and {Naletto}, G. and {Nicolosi}, P. and {Pelizzo}, M. and {Malvezzi}, M. and {Auchere}, F. and {Delaboudiniere}, J. and {Howard}, R.},
        title = "HERSCHEL Suborbital Program: 3-D Applications for the STEREO Mission",
    booktitle = {AGU abstracts},
         year = 2004,
       volume = {2004},
          eid = {SH23A-08},
        pages = {SH23A-08},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2004AGUFMSH23A..08M},
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@INPROCEEDINGS{2004AGUFMSH22A..03D,
       author = {{Dere}, K.~P. and {Wang}, D. and {Howard}, R.},
        title = "The 3D structure of CMEs from LASCO polarization measurements",
    booktitle = {AGU abstracts},
         year = 2004,
       volume = {2004},
          eid = {SH22A-03},
        pages = {SH22A-03},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2004AGUFMSH22A..03D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2004AGUFMSH21B0409V,
       author = {{Vourlidas}, A. and {Plunkett}, S. and {Korendyke}, C. and {Gong}, Q. and {Socker}, D. and {Howard}, R.},
        title = "Calibration Results for the STEREO/SECCHI COR2 Coronagraphs",
    booktitle = {AGU abstracts},
         year = 2004,
       volume = {2004},
          eid = {SH21B-0409},
        pages = {SH21B-0409},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2004AGUFMSH21B0409V},
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@INPROCEEDINGS{2004AGUFM.P51A1419P,
       author = {{Prange}, R. and {Pallier}, L. and {Hansen}, K.~C. and {Howard}, R. and {Vourlidas}, A. and {Courtin}, R. and {Parkinson}, C.},
        title = "Planetary Auroral Storms Trace a CME-driven Interplanetary Shock Throughout the Solar System, from the Sun to Saturn at 9 AU",
    booktitle = {AGU abstracts},
         year = 2004,
       volume = {2004},
          eid = {P51A-1419},
        pages = {P51A-1419},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2004AGUFM.P51A1419P},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@INPROCEEDINGS{2004AAS...205.1012J,
       author = {{Jones}, D.~L. and {MacDowall}, R. and {Gopalswamy}, N. and {Kaiser}, M. and {Reiner}, M. and {Demaio}, L. and {Weiler}, K. and {Kasper}, J. and {Bale}, S. and {Howard}, R.},
        title = "The Solar Imaging Radio Array (SIRA) Mission",
    booktitle = {AAS abstracts},
         year = 2004,
       series = {AAS abstracts},
       volume = {205},
          eid = {10.12},
        pages = {10.12},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2004AAS...205.1012J},
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@ARTICLE{2004ApJ...611.1149H,
       author = {{Holder}, Zachary A. and {Canfield}, Richard C. and {McMullen}, Rebecca A. and {Nandy}, Dibyendu and {Howard}, Robert F. and {Pevtsov}, Alexei A.},
        title = "On the Tilt and Twist of Solar Active Regions",
      journal = {\apj},
         year = 2004,
       volume = {611},
       number = {2},
        pages = {1149-1155},
          doi = {10.1086/422247},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2004ApJ...611.1149H},
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@INPROCEEDINGS{2004ESASP.554..251N,
       author = {{Naletto}, G. and {Antonucci}, E. and {Fineschi}, S. and {da Deppo}, V. and {Nicolosi}, P. and {Romoli}, M. and {Zangrilli}, L. and {Gardiol}, D. and {Loreggia}, D. and {Malvezzi}, M. and {Howard}, R. and {Moses}, D.},
        title = "SPECTRE: a spectro-heliograph for the transition region",
    booktitle = {5th International Conference on Space Optics},
         year = 2004,
       editor = {{Warmbein}, B.},
       series = {ESA Special Publication},
       volume = {554},
        pages = {251-256},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2004ESASP.554..251N},
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@INPROCEEDINGS{2004cosp...35.3893H,
       author = {{Howard}, R. and {Moses}, D. and {Socker}, D. and {Cook}, J. and {Davila}, J. and {Lemen}, J. and {Harrison}, R. and {Eyles}, C. and {Waltham}, N. and {Defise}, J. -M.},
        title = "The Secchi Experiment on the Stereo Mission",
    booktitle = {35th COSPAR Scientific Assembly},
         year = 2004,
       volume = {35},
        pages = {3893},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2004cosp...35.3893H},
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@INPROCEEDINGS{2003AGUFMSH41B0462S,
       author = {{St. Cyr}, O.~C. and {Malayeri}, M.~L. and {Yashiro}, S. and {Quemerais}, E. and {Bertaux}, J. and {Howard}, R.},
        title = "Can SOHO SWAN Detect CMEs?",
    booktitle = {AGU abstracts},
         year = 2003,
       volume = {2003},
          eid = {SH41B-0462},
        pages = {SH41B-0462},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2003AGUFMSH41B0462S},
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@INPROCEEDINGS{2003AIPC..679..846R,
       author = {{Romoli}, M. and {Antonucci}, E. and {Fineschi}, S. and {Gardiol}, D. and {Zangrilli}, L. and {Malvezzi}, M.~A. and {Pace}, E. and {Gori}, L. and {Landini}, F. and {Gherardi}, A. and {da Deppo}, V. and {Naletto}, G. and {Nicolosi}, P. and {Pelizzo}, M.~G. and {Moses}, J.~D. and {Newmark}, J. and {Howard}, R. and {Auchere}, F. and {Delaboudini{\`e}re}, J.~P.},
        title = "The Ultraviolet and Visible-light Coronagraph of the HERSCHEL experiment",
    booktitle = {Solar Wind Ten},
         year = 2003,
       editor = {{Velli}, Marco and {Bruno}, Roberto and {Malara}, Francesco and {Bucci}, B.},
       series = {Am.\ Inst.\ Phys.\ Conf.},
       volume = {679},
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          doi = {10.1063/1.1618723},
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@ARTICLE{2003SoPh..214...65S,
       author = {{Sivaraman}, K.~R. and {Sivaraman}, Hari and {Gupta}, S.~S. and {Howard}, Robert F.},
        title = "Measurement of Kodaikanal white-light images - VI. Variation of Rotation Rate with Age of Sunspot Groups",
      journal = {\solphys},
         year = 2003,
       volume = {214},
       number = {1},
        pages = {65-87},
          doi = {10.1023/A:1024075100667},
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@INPROCEEDINGS{2003SPD....34.1201H,
       author = {{Howard}, R.~F.},
        title = "The Dynamic Sun",
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         year = 2003,
       series = {AAS/Solar Physics Division Meeting},
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@INPROCEEDINGS{2003SPD....34.0613L,
       author = {{Lawrence}, G. and {Morrill}, J.~S. and {Andrews}, M. and {Hammer}, D. and {Jones}, G. and {Schank}, K. and {Howard}, R.},
        title = "The Perihelion Passage of Comet C/2002 V1 (NEAT)",
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       series = {AAS/Solar Physics Division Meeting},
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@INPROCEEDINGS{2003SPD....34.0608R,
       author = {{Reinard}, A.~A. and {Dere}, K. and {Howard}, R.},
        title = "Association between CME/Flare Events and Enhanced Oxygen Charge States",
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@INPROCEEDINGS{2003SPD....34.0607N,
       author = {{Nunes}, S. and {Gopalswamy}, N. and {Yashiro}, S. and {Howard}, R.},
        title = "Long Lasting Type II Radio Bursts",
    booktitle = {AAS/Solar Physics Division Meeting \#34},
         year = 2003,
       series = {AAS/Solar Physics Division Meeting},
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          eid = {06.07},
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@INPROCEEDINGS{2003AAS...202.1601H,
       author = {{Howard}, R.~F.},
        title = "The Dynamic Sun",
    booktitle = {AAS abstracts \#202},
         year = 2003,
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          eid = {16.01},
        pages = {16.01},
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@INPROCEEDINGS{2003IAUJD...7E..31R,
       author = {{Reinard}, Alysha and {Dere}, K. and {Howard}, R. and {Zurbuchen}, T.},
        title = "In Situ and Heliospheric CME Signature Relations",
    booktitle = {IAU Joint Discussion},
         year = 2003,
       series = {IAU Joint Discussion},
       volume = {25},
        pages = {E31},
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@INPROCEEDINGS{2003IAUJD...3E..27H,
       author = {{Holder}, Zachary A. and {Canfield}, Richard C. and {McMullen}, Rebecca A. and {Howard}, Robert F. and {Pevtsov}, Alexei A.},
        title = "Of Twist and Tilt",
    booktitle = {IAU Joint Discussion},
         year = 2003,
       series = {IAU Joint Discussion},
       volume = {25},
          eid = {27},
        pages = {27},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2003IAUJD...3E..27H},
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@INPROCEEDINGS{2002AGUFMSH52A0463K,
       author = {{Kohl}, J. and {Howard}, R. and {Davila}, J. and {Noci}, G. and {Gardner}, L. and {Socker}, D. and {Romoli}, M. and {Strachan}, L. and {Floyd}, L. and {Cranmer}, S. and {Raymond}, J. and {van Ballegooijen}, A.},
        title = "The Advanced Spectroscopic and Coronagraphic Explorer (ASCE) Mission Concept Study",
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         year = 2002,
       volume = {2002},
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       adsurl = {https://ui.adsabs.harvard.edu/abs/2002AGUFMSH52A0463K},
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@INPROCEEDINGS{2002AGUFMSH21A0493R,
       author = {{Reinard}, A. and {Howard}, R. and {Zurbuchen}, T.},
        title = "Comparison of CME ejecta at 10 solar radii and 1 AU",
    booktitle = {AGU abstracts},
         year = 2002,
       volume = {2002},
          eid = {SH21A-0493},
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       adsurl = {https://ui.adsabs.harvard.edu/abs/2002AGUFMSH21A0493R},
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@INPROCEEDINGS{2002AGUSMSH21B..03M,
       author = {{Moses}, J.~D. and {Newmark}, J. and {Howard}, R. and {Auchere}, F. and {Antonucci}, E. and {Fineschi}, S. and {Romoli}, M.},
        title = "HElium Resonance Scattering in the Corona and HELiosphere (HERSCHEL)",
    booktitle = {AGU Spring Meeting Abstracts},
         year = 2002,
       volume = {2002},
          eid = {SH21B-03},
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@INPROCEEDINGS{2002AAS...200.0305H,
       author = {{Holder}, Z.~A. and {McMullen}, R.~A. and {Canfield}, R.~C. and {Howard}, R.~F. and {Pevtsov}, A.~A.},
        title = "The Twist and Tilt of Active Region Magnetic Fields",
    booktitle = {AAS abstracts \#200},
         year = 2002,
       series = {AAS abstracts},
       volume = {200},
          eid = {03.05},
        pages = {03.05},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2002AAS...200.0305H},
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@INPROCEEDINGS{2002cosp...34E2699M,
       author = {{Manoharan}, P. and {Gopalswamy}, N. and {Yashiro}, S. and {Howard}, R.},
        title = "Propagation of coronal mass ejections from Sun to 1 AU",
    booktitle = {34th COSPAR Scientific Assembly},
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       adsurl = {https://ui.adsabs.harvard.edu/abs/2002cosp...34E2699M},
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@INPROCEEDINGS{2002cosp...34E2602Y,
       author = {{Yashiro}, S. and {Gopalswamy}, N. and {Howard}, R.},
        title = "Properties of Narrow Coronal Mass Ejections Observed with LASCO",
    booktitle = {34th COSPAR Scientific Assembly},
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@INPROCEEDINGS{2002cosp...34E1260G,
       author = {{Gopalswamy}, N. and {Nunes}, S. and {Yashiro}, S. and {Howard}, R.},
        title = "Variability of solar eruptions during cycle 23",
    booktitle = {34th COSPAR Scientific Assembly},
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       volume = {34},
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       adsurl = {https://ui.adsabs.harvard.edu/abs/2002cosp...34E1260G},
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@INPROCEEDINGS{2002cosp...34E1257G,
       author = {{Gopalswamy}, N. and {Shimojo}, M. and {Lu}, W. and {Yashiro}, S. and {Shibasaki}, K. and {Howard}, R.},
        title = "Origin of coronal streamer distention",
    booktitle = {34th COSPAR Scientific Assembly},
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@INPROCEEDINGS{2002cosp...34E1256G,
       author = {{Gopalswamy}, N. and {Lara}, A. and {Manoharan}, P. and {Howard}, R.},
        title = "An empirical model to predict the 1-AU arrival of interplanetary shocks",
    booktitle = {34th COSPAR Scientific Assembly},
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@INPROCEEDINGS{2002cosp...34E1253G,
       author = {{Gopalswamy}, N. and {Yashiro}, S. and {Kaiser}, M. and {Reames}, D. and {Howard}, R.},
        title = "Colliding coronal mass ejections and particle acceleration",
    booktitle = {34th COSPAR Scientific Assembly},
         year = 2002,
       volume = {34},
          eid = {1253},
        pages = {1253},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2002cosp...34E1253G},
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@INPROCEEDINGS{2001AGUFMSH31B0711K,
       author = {{Kohl}, J.~L. and {Howard}, R. and {Davila}, J. and {Noci}, G. and {Esser}, R. and {Ciaravella}, A. and {Cranmer}, S. and {Fineschi}, S. and {Gardner}, L. and {Raymond}, J. and {Romoli}, M. and {Smith}, P. and {Socker}, D. and {Strachan}, L. and {Van Ballegooijen}, A.},
        title = "The Advanced Spectroscopic and Coronagraphic Explorer Mission",
    booktitle = {AGU abstracts},
         year = 2001,
       volume = {2001},
          eid = {SH31B-0711},
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       adsurl = {https://ui.adsabs.harvard.edu/abs/2001AGUFMSH31B0711K},
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@INPROCEEDINGS{2001AGUFMSH12B0750K,
       author = {{Krall}, J. and {Chen}, J. and {Howard}, R. and {Ciaravella}, A.},
        title = "Three Dimensional Modeling of a CME event Observed in LASCO and UVCS",
    booktitle = {AGU abstracts},
         year = 2001,
       volume = {2001},
          eid = {SH12B-0750},
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       adsurl = {https://ui.adsabs.harvard.edu/abs/2001AGUFMSH12B0750K},
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@INPROCEEDINGS{2001AGUSM..SH31C07G,
       author = {{Gopalswamy}, N. and {Yashiro}, S. and {Kaiser}, M.~L. and {Howard}, R.},
        title = "Acceleration and Deceleration of CMEs Associated with Long Wavelength Radio Bursts",
    booktitle = {AGU Spring Meeting Abstracts},
         year = 2001,
       volume = {2001},
          eid = {SH31C-07},
        pages = {SH31C-07},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2001AGUSM..SH31C07G},
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@INCOLLECTION{2000eaa..bookE2297H,
       author = {{Howard}, R.},
        title = "Sunspot Evolution",
    booktitle = {Encyclopedia of Astronomy and Astrophysics},
         year = 2000,
       editor = {{Murdin}, P.},
          eid = {2297},
        pages = {2297},
          doi = {10.1888/0333750888/2297},
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@ARTICLE{2000SoPh..196..333H,
       author = {{Howard}, Robert F. and {Sivaraman}, K.~R. and {Gupta}, S.~S.},
        title = "MEASUREMENT OF KODAIKANAL WHITE-LIGHT IMAGES - V. Tilt-Angle and Size Variations of Sunspot Groups",
      journal = {\solphys},
         year = 2000,
       volume = {196},
       number = {2},
        pages = {333-348},
          doi = {10.1023/A:1005288227384},
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@ARTICLE{2000JApA...21..403K,
       author = {{Karovska}, M. and {Wood}, B. and {Chen}, J. and {Cook}, J. and {Howard}, R.},
        title = "Exploring Coronal Structures with SOHO",
      journal = {Journal of Astrophysics and Astronomy},
         year = 2000,
       volume = {21},
        pages = {403},
          doi = {10.1007/BF02702433},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2000JApA...21..403K},
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@ARTICLE{2000JApA...21..119H,
       author = {{Howard}, R.~F.},
        title = "Active Region Magnetic Fields",
      journal = {Journal of Astrophysics and Astronomy},
         year = 2000,
       volume = {21},
        pages = {119},
          doi = {10.1007/BF02702376},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2000JApA...21..119H},
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@INPROCEEDINGS{2000aprs.conf..265J,
       author = {{Jones}, D.~L. and {Allen}, R. and {Basart}, J. and {Bastian}, T. and {Blume}, W. and {Bougeret}, J. -L. and {Dennison}, B. and {Desch}, M. and {Dwarakanath}, K. and {Erickson}, W. and {Farrell}, W. and {Finley}, D. and {Gopalswamy}, N. and {Howard}, R. and {Kaiser}, M. and {Kassim}, N. and {Kuiper}, T. and {MacDowall}, R. and {Mahoney}, M. and {Perley}, R. and {Preston}, R. and {Reiner}, M. and {Rodrigu{\'{e}}z}, P. and {Stone}, R. and {Unwin}, S. and {Weiler}, K. and {Woan}, G. and {Woo}, R.},
        title = "Space VLBI at Low Frequencies",
    booktitle = {Astrophysical Phenomena Revealed by Space VLBI},
         year = 2000,
       editor = {{Hirabayashi}, H. and {Edwards}, P.~G. and {Murphy}, D.~W.},
        pages = {265-268},
archivePrefix = {arXiv},
       eprint = {astro-ph/0003120},
 primaryClass = {astro-ph},
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@ARTICLE{2000GMS...119..339J,
       author = {{Jones}, D. and {Allen}, R. and {Basart}, J. and {Bastian}, T. and {Blume}, W. and {Bougeret}, J. -L. and {Dennison}, B. and {Desch}, M. and {Dwarakanath}, K. and {Erickson}, W. and {Finley}, D. and {Gopalswamy}, N. and {Howard}, R. and {Kaiser}, M. and {Kassim}, N. and {Kuiper}, T. and {MacDowall}, R. and {Mahoney}, M. and {Perley}, R. and {Preston}, R. and {Reiner}, M. and {Rodrigu{\'{e}}z}, P. and {Stone}, R. and {Unwin}, S. and {Weiler}, K. and {Woan}, G. and {Woo}, R.},
        title = "The Astronomical Low Frequency Array: A Proposed Explorer Mission for Radio Astronomy",
      journal = {Washington DC American Geophysical Union Geophysical Monograph Series},
         year = 2000,
       volume = {119},
        pages = {339-349},
          doi = {10.1029/GM119p0339},
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@ARTICLE{2000AdSpR..25.1843M,
       author = {{Maia}, D. and {Vourlidas}, A. and {Pick}, M. and {Howard}, R. and {Schwenn}, R. and {Lamy}, P.},
        title = "Coronal Mass Ejections and Large Scale Structure of the Corona",
      journal = {Advances in Space Research},
         year = 2000,
       volume = {25},
       number = {9},
        pages = {1843-1846},
          doi = {10.1016/S0273-1177(99)00595-5},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2000AdSpR..25.1843M},
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@ARTICLE{1999SoPh..189...69S,
       author = {{Sivaraman}, K.~R. and {Gupta}, S.~S. and {Howard}, Robert F.},
        title = "Measurement of Kodaikanal white-light images - IV. Axial Tilt Angles of Sunspot Groups",
      journal = {\solphys},
         year = 1999,
       volume = {189},
       number = {1},
        pages = {69-83},
          doi = {10.1023/A:1005277515551},
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@ARTICLE{1999SoPh..188..225G,
       author = {{Gupta}, S.~S. and {Sivaraman}, K.~R. and {Howard}, Robert F.},
        title = "Measurement of Kodaikanal White-Light Images - III. Rotation Rates and Activity Cycle Variations",
      journal = {\solphys},
         year = 1999,
       volume = {188},
       number = {2},
        pages = {225-236},
          doi = {10.1023/A:1005229124554},
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@INPROCEEDINGS{1999DPS....31.5501K,
       author = {{Kimura}, H. and {Mann}, I. and {Goldstein}, B. and {Korendyke}, C. and {Howard}, R.},
        title = "LASCO/SOHO Observations of Dust in the Outer Solar Corona",
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         year = 1999,
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@INPROCEEDINGS{1999DPS....31.1404B,
       author = {{Biesecker}, D.~A. and {Lamy}, P. and {St. Cyr}, O.~C. and {Llebaria}, A. and {Howard}, R.},
        title = "The sungrazing comets discovered with the SOHO/LASCO coronagraphs: 1996-1998.",
    booktitle = {AAS/Division for Planetary Sciences Meeting Abstracts \#31},
         year = 1999,
       series = {AAS/Division for Planetary Sciences Meeting Abstracts},
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@INPROCEEDINGS{1999BAAS...31.1159K,
       author = {{Kimura}, H. and {Mann}, I. and {Goldstein}, B. and {Korendyke}, C. and {Howard}, R.},
        title = "LASCO/SOHO observations of dust in the outer solar corona.",
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         year = 1999,
       volume = {31},
          eid = {55.01},
        pages = {1159},
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@INPROCEEDINGS{1999BAAS...31.1094B,
       author = {{Biesecker}, D.~A. and {Lamy}, P. and {St. Cyr}, O.~C. and {Llebaria}, A. and {Howard}, R.},
        title = "The sungrazing comets discovered with the SOHO/LASCO coronagraphs: 1996-1998.",
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         year = 1999,
       volume = {31},
          eid = {14.04},
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@ARTICLE{1999JGR...10412507M,
       author = {{Maia}, D. and {Vourlidas}, A. and {Pick}, M. and {Howard}, R. and {Schwenn}, R. and {Magalh{\~a}es}, A.},
        title = "Radio signatures of a fast coronal mass ejection development on November 6, 1997",
      journal = {\jgr},
         year = 1999,
       volume = {104},
       number = {A6},
        pages = {12507-12514},
          doi = {10.1029/1999JA900033},
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@INPROCEEDINGS{1999AIPC..471..649P,
       author = {{Pick}, M. and {Maia}, D. and {Vourlidas}, A. and {Benz}, A.~O. and {Howard}, R. and {Thompson}, B.~J.},
        title = "Large-scale structure and coronal dynamics from joint radio, SOHO/EIT and coronagraph observations",
    booktitle = {Solar Wind Nine},
         year = 1999,
       editor = {{Habbal}, Shadia Rifai and {Esser}, Ruth and {Hollweg}, Joseph V. and {Isenberg}, Philip A.},
       series = {Am.\ Inst.\ Phys.\ Conf.},
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          doi = {10.1063/1.58818},
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@ARTICLE{1999SoPh..186...25H,
       author = {{Howard}, Robert F. and {Gupta}, S.~S. and {Sivaraman}, K.~R.},
        title = "Measurement of Kodaikanal White-Light Images - II. Rotation Comparison and Merging with Mount Wilson Data",
      journal = {\solphys},
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       volume = {186},
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          doi = {10.1023/A:1005153925209},
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@INPROCEEDINGS{1999AAS...194.6506K,
       author = {{Kohl}, J. and {Cranmer}, S. and {Gardner}, L. and {Golub}, L. and {Raymond}, J. and {Smith}, P.~L. and {Strachan}, L. and {Howard}, R. and {Moses}, D. and {Socker}, D. and {Wang}, D. and {Fisher}, R.~R. and {Davila}, J. and {St. Cyr}, C. and {Noci}, G. and {Tondello}, G.},
        title = "The Advanced Solar Coronal Explorer Mission (ASCE)",
    booktitle = {AAS abstracts \#194},
         year = 1999,
       series = {AAS abstracts},
       volume = {194},
          eid = {65.06},
        pages = {65.06},
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@MISC{1999STIN...0179652H,
       author = {{Howard}, Robert F.},
        title = "Measurement of Kodaikanal White-Light Images",
 howpublished = {Technical Report, National Solar Observatory Tucson, AZ United States},
         year = 1999,
        pages = {79652},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1999STIN...0179652H},
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@ARTICLE{1998SoPh..181..455P,
       author = {{Pick}, M. and {Maia}, D. and {Kerdraon}, A. and {Howard}, R. and {Br{\"{u}}ckner}, G.~E. and {Michels}, D.~J. and {Paswaters}, S. and {Schwenn}, R. and {Lamy}, P. and {Llebaria}, A. and {Simnett}, G. and {Lanzerotti}, L.~J. and {Aurass}, H.},
        title = "Joint Nancay Radioheliograph and LASCO Observations of Coronal Mass Ejections - II. The 9 July 1996 Event",
      journal = {\solphys},
         year = 1998,
       volume = {181},
       number = {2},
        pages = {455-468},
          doi = {10.1023/A:1005066817482},
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@ARTICLE{1998SoPh..181..121M,
       author = {{Maia}, D. and {Pick}, M. and {Kerdraon}, A. and {Howard}, R. and {Br{\"{u}}ckner}, G.~E. and {Michels}, D.~J. and {Paswaters}, S. and {Schwenn}, R. and {Lamy}, P. and {Llebaria}, A. and {Simnett}, G. and {Aurass}, H.},
        title = "Joint Nan{\c{c}}ay Radioheliograph and LASCO Observations of Coronal Mass Ejections - I. The 1 July 1996 Event",
      journal = {\solphys},
         year = 1998,
       volume = {181},
       number = {1},
        pages = {121-132},
          doi = {10.1023/A:1005012907738},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1998SoPh..181..121M},
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@ARTICLE{1998ApJS..116..103K,
       author = {{Kotov}, V.~A. and {Scherrer}, P.~H. and {Howard}, R.~F. and {Haneychuk}, V.~I.},
        title = "Magnetic Field of the Sun as a Star: The Mount Wilson Observatory Catalog 1970-1982",
      journal = {\apjs},
         year = 1998,
       volume = {116},
       number = {1},
        pages = {103-117},
          doi = {10.1086/313094},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1998ApJS..116..103K},
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@INPROCEEDINGS{1998cee..workE..58P,
       author = {{Pick}, M. and {Maia}, D. and {Howard}, R. and {Vourlidas}, A.},
        title = "Solar origin of accelerated particles detected in the corona and in the interplanetary medium",
    booktitle = {CESRA Workshop on Coronal Explosive Events},
         year = 1998,
       editor = {{Pohjolainen}, S.},
          eid = {58. ISBN 951-22-4097-1, ISSN 1455-9587},
        pages = {58. ISBN 951-22-4097-1, ISSN 1455-9587},
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@INPROCEEDINGS{1998cee..workE..57M,
       author = {{Maia}, D. and {Vourlidas}, A. and {Pick}, M. and {Howard}, R. and {Schwenn}, R. and {Magalhaes}, A. and {Carneiro}, J. and {Agostinho}, R.},
        title = "The November 6, 1997 event: Radio signatures of the CME development",
    booktitle = {CESRA Workshop on Coronal Explosive Events},
         year = 1998,
       editor = {{Pohjolainen}, S.},
          eid = {57. ISBN 951-22-4097-1, ISSN 1455-9587},
        pages = {57. ISBN 951-22-4097-1, ISSN 1455-9587},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1998cee..workE..57M},
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@ARTICLE{1998JGR...103..277B,
       author = {{Burlaga}, L. and {Fitzenreiter}, R. and {Lepping}, R. and {Ogilvie}, K. and {Szabo}, A. and {Lazarus}, A. and {Steinberg}, J. and {Gloeckler}, G. and {Howard}, R. and {Michels}, D. and {Farrugia}, C. and {Lin}, R.~P. and {Larson}, D.~E.},
        title = "A magnetic cloud containing prominence material: January 1997",
      journal = {\jgr},
         year = 1998,
       volume = {103},
       number = {A1},
        pages = {277-286},
          doi = {10.1029/97JA02768},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1998JGR...103..277B},
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@INPROCEEDINGS{1998ASPC..140....3H,
       author = {{Howard}, Robert F.},
        title = "Synoptic Solar Physics",
    booktitle = {Synoptic Solar Physics},
         year = 1998,
       editor = {{Balasubramaniam}, K.~S. and {Harvey}, Jack and {Rabin}, D.},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
       volume = {140},
        pages = {3},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1998ASPC..140....3H},
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@ARTICLE{1997SoPh..176..443S,
       author = {{Svestka}, Zdenek and {Howard}, Robert F. and {Engvold}, Oddbjorn},
        title = "Solar Physics Announces CD-ROM",
      journal = {\solphys},
         year = 1997,
       volume = {176},
       number = {2},
        pages = {443-443},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997SoPh..176..443S},
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@INPROCEEDINGS{1997ESASP.415..195P,
       author = {{Pick}, M. and {Maia}, D. and {Howard}, R. and {Thompson}, B. and {Lanzerotti}, L.~J.~L. and {Bothmer}, V. and {Lamy}, P.},
        title = "Development of Coronal Mass Ejections and Association with Interplanetary Events",
    booktitle = {Correlated Phenomena at the Sun, in the Heliosphere and in Geospace},
         year = 1997,
       editor = {{Wilson}, A.},
       series = {ESA Special Publication},
       volume = {415},
        pages = {195},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997ESASP.415..195P},
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@ARTICLE{1997SoPh..175..393D,
       author = {{DeForest}, C.~E. and {Hoeksema}, J.~T. and {Gurman}, J.~B. and {Thompson}, B.~J. and {Plunkett}, S.~P. and {Howard}, R. and {Harrison}, R.~C. and {Hasslerz}, D.~M.},
        title = "Polar Plume Anatomy: Results of a Coordinated Observation",
      journal = {\solphys},
         year = 1997,
       volume = {175},
       number = {2},
        pages = {393-410},
          doi = {10.1023/A:1004955223306},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997SoPh..175..393D},
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@ARTICLE{1997dg.ga.....7015A,
       author = {{Andersson}, L. and {Galloway}, G.~J. and {Howard}, R.},
        title = "A Strong Maximum Principle for Weak Solutions of Quasi-Linear Elliptic Equations with Applications to Lorentzian and Riemannian Geometry",
      journal = {eprint arXiv:dg-ga/9707015},
         year = 1997,
          eid = {dg-ga/9707015},
        pages = {dg-ga/9707015},
archivePrefix = {arXiv},
       eprint = {dg-ga/9707015},
 primaryClass = {math.DG},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997dg.ga.....7015A},
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@INPROCEEDINGS{1997SPD....28.0501G,
       author = {{Gopalswamy}, N. and {Kundu}, M.~R. and {Hanaoka}, Y. and {Kosugi}, T. and {Hudson}, H. and {Nitta}, N. and {Thompson}, B. and {Gurman}, J. and {Plunkett}, S. and {Howard}, R. and {Burkepile}, J.},
        title = "Tracking a CME from Cradle to Grave: A Multi-wavelength Analysis of the February 6-7, 1997 Event",
    booktitle = {AAS/Solar Physics Division Meeting \#28},
         year = 1997,
       series = {AAS/Solar Physics Division Meeting},
       volume = {28},
          eid = {05.01},
        pages = {05.01},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997SPD....28.0501G},
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@INPROCEEDINGS{1997SPD....28.0115N,
       author = {{Neupert}, W.~M. and {Newmark}, J. and {Thompson}, B.~J. and {Catura}, R. and {Moses}, J.~D. and {Portier-Fozzani}, F. and {Delaboudiniere}, J.~P. and {Gabriel}, A. and {Artzner}, G. and {Clette}, F. and {Cugnon}, P. and {Maucherat}, A. and {Defise}, J.~M. and {Jamar}, C. and {Rochus}, P. and {Howard}, R. and {Michels}, D. and {Dere}, K. and {Freeland}, S. and {Lemen}, J. and {Stern}, R. and {Gurman}, J.},
        title = "Observations of Coronal Features by EIT above an Active Region by EIT and Implications for Coronal Heating",
    booktitle = {AAS/Solar Physics Division Meeting \#28},
         year = 1997,
       series = {AAS/Solar Physics Division Meeting},
       volume = {28},
          eid = {01.15},
        pages = {01.15},
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@INPROCEEDINGS{1997ESASP.404..601P,
       author = {{Pick}, M. and {Maia}, D. and {Howard}, R. and {Kerdraon}, A. and {Br{\"{u}}ckner}, G.~E. and {Lamy}, P. and {Schwenn}, R. and {Aurass}, H.},
        title = "Joint Radioheliograph and LASCO Observations of Coronal Mass Ejections",
    booktitle = {Fifth SOHO Workshop:  The Corona and Solar Wind Near Minimum Activity},
         year = 1997,
       editor = {{Wilson}, A.},
       series = {ESA Special Publication},
       volume = {404},
        pages = {601},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997ESASP.404..601P},
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@INPROCEEDINGS{1997ESASP.404..539M,
       author = {{Maia}, D. and {Pick}, M. and {Howard}, R. and {Br{\"{u}}ckner}, G.~E. and {Lamy}, P.},
        title = "The April 7, 1997 Event: LASCO and Nancay Radioheliograph Joint Observations",
    booktitle = {Fifth SOHO Workshop:  The Corona and Solar Wind Near Minimum Activity},
         year = 1997,
       editor = {{Wilson}, A.},
       series = {ESA Special Publication},
       volume = {404},
        pages = {539},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997ESASP.404..539M},
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@INPROCEEDINGS{1997ESASP.404..491L,
       author = {{Lamy}, P. and {Quemerais}, E. and {Llebaria}, A. and {Bout}, M. and {Howard}, R. and {Schwenn}, R. and {Simnett}, G.},
        title = "Electronic Densities in Coronal Holes from LASCO-C2 Images",
    booktitle = {Fifth SOHO Workshop:  The Corona and Solar Wind Near Minimum Activity},
         year = 1997,
       editor = {{Wilson}, A.},
       series = {ESA Special Publication},
       volume = {404},
        pages = {491},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997ESASP.404..491L},
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@INPROCEEDINGS{1997ESASP.404..487L,
       author = {{Lamy}, P. and {Liebaria}, A. and {Koutchmy}, S. and {Reynet}, P. and {Molodensky}, M. and {Howard}, R. and {Schwenn}, R. and {Simnett}, G.},
        title = "Characterisation of Polar Plumes from LASCO-C2 Images in Early 1996",
    booktitle = {Fifth SOHO Workshop:  The Corona and Solar Wind Near Minimum Activity},
         year = 1997,
       editor = {{Wilson}, A.},
       series = {ESA Special Publication},
       volume = {404},
        pages = {487},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997ESASP.404..487L},
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@INPROCEEDINGS{1997ESASP.404..217B,
       author = {{Boulade}, S. and {Delann{\'e}}, C. and {Koutchmy}, S. and {Lamy}, P. and {Llebaria}, A. and {Howard}, R. and {Schwenn}, R. and {Simnett}, G.},
        title = "Analysis of a High Latitude Slow CME with Travelling Ejecta",
    booktitle = {Fifth SOHO Workshop:  The Corona and Solar Wind Near Minimum Activity},
         year = 1997,
       editor = {{Wilson}, A.},
       series = {ESA Special Publication},
       volume = {404},
        pages = {217},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997ESASP.404..217B},
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@ARTICLE{1997BAAS...29.1480H,
       author = {{Howard}, Robert F.},
        title = "Obituary: Walter E. Mitchell, 1925-1996",
      journal = {\baas},
         year = 1997,
       volume = {29},
       number = {4},
        pages = {1480-1481},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997BAAS...29.1480H},
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@ARTICLE{1996SoPh..169..293H,
       author = {{Howard}, Robert F.},
        title = "Axial Tilt Angles of Active Regions",
      journal = {\solphys},
         year = 1996,
       volume = {169},
       number = {2},
        pages = {293-301},
          doi = {10.1007/BF00190606},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996SoPh..169..293H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@ARTICLE{1996SoPh..169..225H,
       author = {{Howard}, R.~F. and {van den Oord}, G.~H.~J. and {{\v{S}}vestka}, Z.},
        title = "Book reviews",
      journal = {\solphys},
         year = 1996,
       volume = {169},
       number = {1},
        pages = {225-227},
          doi = {10.1007/BF00153843},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996SoPh..169..225H},
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@ARTICLE{1996SoPh..167...95H,
       author = {{Howard}, Robert F.},
        title = "Tilt-Angle Variations of Active Regions",
      journal = {\solphys},
         year = 1996,
       volume = {167},
       number = {1-2},
        pages = {95-113},
          doi = {10.1007/BF00146330},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996SoPh..167...95H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@ARTICLE{1996BASI...24..189G,
       author = {{Gupta}, S.~S. and {Sivaraman}, K.~R. and {Howard}, R.},
        title = "Measurement of solar rotation from Kodaikanal images",
      journal = {Bulletin of the Astronomical Society of India},
         year = 1996,
       volume = {24},
        pages = {189},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996BASI...24..189G},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
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@ARTICLE{1996Sci...272.1306H,
       author = {{Hathaway}, D.~H. and {Gilman}, P.~A. and {Harvey}, J.~W. and {Hill}, F. and {Howard}, R.~F. and {Jones}, H.~P. and {Kasher}, J.~C. and {Leibacher}, J.~W. and {Pintar}, J.~A. and {Simon}, G.~W.},
        title = "GONG Observations of Solar Surface Flows",
      journal = {Science},
         year = 1996,
       volume = {272},
       number = {5266},
        pages = {1306-1309},
          doi = {10.1126/science.272.5266.1306},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996Sci...272.1306H},
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@INPROCEEDINGS{1996AAS...188.3718G,
       author = {{Gurman}, J.~B. and {Delaboudiniere}, J.~P. and {Artzner}, G. and {Gabriel}, A. and {Maucherat}, A. and {Defise}, J.~M. and {Jamar}, C. and {Rochus}, P. and {Clette}, F. and {Cugnon}, P. and {Howard}, R. and {Michels}, D. and {Moses}, J.~D. and {Dere}, K. and {Cyr}, O.~C. St. and {Catura}, R. and {Freeland}, S. and {Lemen}, J. and {Stern}, R. and {Neupert}, W. and {Einfalt}, E. and {Newmark}, J.},
        title = "There's No Such Thing as the Quiet Sun: EUV Movies from SOHO",
    booktitle = {AAS abstracts \#188},
         year = 1996,
       series = {AAS abstracts},
       volume = {188},
          eid = {37.18},
        pages = {37.18},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996AAS...188.3718G},
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@INPROCEEDINGS{1996AAS...188.0206H,
       author = {{Handy}, B.~N. and {Catura}, R. and {Freeland}, S. and {Lemen}, J. and {Stern}, R. and {Gurman}, J.~B. and {Delaboudiniere}, J.~P. and {Artzner}, G. and {Gabriel}, A. and {Maucherat}, A. and {Defise}, J.~M. and {Jamar}, C. and {Rochus}, P. and {Clette}, F. and {Cugnon}, P. and {Howard}, R. and {Michels}, D. and {Moses}, J.~D. and {Dere}, K. and {Cyr}, O.~C. St. and {Catura}, R. and {Freeland}, S. and {Lemen}, J. and {Stern}, R. and {Neupert}, W. and {Einfalt}, E. and {Newmark}, J.},
        title = "Observations of the South coronal hole from EIT and YOHKOH",
    booktitle = {AAS abstracts \#188},
         year = 1996,
       series = {AAS abstracts},
       volume = {188},
          eid = {02.06},
        pages = {02.06},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996AAS...188.0206H},
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@INPROCEEDINGS{1996BAAS...28Q.821H,
       author = {{Handy}, B.~N. and {Catura}, R. and {Freeland}, S. and {Lemen}, J. and {Stern}, R. and {Gurman}, J.~B. and {Delaboudini{\`e}re}, J.~P. and {Artzner}, G. and {Gabriel}, A. and {Maucherat}, A. and {Defise}, J.~M. and {Jamar}, C. and {Rochus}, P. and {Clette}, F. and {Cugnon}, P. and {Howard}, R. and {Michels}, D. and {Moses}, J.~D. and {Dere}, K. and {St. Cyr}, O.~C. and {Neupert}, W. and {Einfalt}, E. and {Newmark}, J.},
        title = "Observations of the south coronal hole from EIT and Yohkoh.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1996,
       volume = {28},
        pages = {821},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996BAAS...28Q.821H},
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@ARTICLE{1996ARA&A..34...75H,
       author = {{Howard}, Robert F.},
        title = "Solar Active Regions As Diagnostics of Subsurface Conditions",
      journal = {\araa},
         year = 1996,
       volume = {34},
        pages = {75-110},
          doi = {10.1146/annurev.astro.34.1.75},
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@INPROCEEDINGS{1995AAS...18712208Z,
       author = {{Zaccheo}, T.~S. and {Karovska}, M. and {Br{\"{u}}ckner}, G. and {Cook}, J.~W. and {Howard}, R.},
        title = "Enhancing the Spatial Resolution of LASCO/C1 Observations",
    booktitle = {AAS abstracts},
         year = 1995,
       series = {AAS abstracts},
       volume = {187},
          eid = {122.08},
        pages = {122.08},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1995AAS...18712208Z},
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@ARTICLE{1995SoPh..159...63D,
       author = {{D'Silva}, Sydney and {Howard}, Robert F.},
        title = "Sunspot Velocity Correlations: Are They Due to Reynolds Stresses or to the Coriolis Force on Rising Flux Tubes?",
      journal = {\solphys},
         year = 1995,
       volume = {159},
       number = {1},
        pages = {63-88},
          doi = {10.1007/BF00733032},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1995SoPh..159...63D},
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@ARTICLE{1995SoPh..158..213K,
       author = {{Komm}, R.~W. and {Howard}, R.~F. and {Harvey}, J.~W.},
        title = "Characteristic Size and Diffusion of Quiet Sun Magnetic Patterns",
      journal = {\solphys},
         year = 1995,
       volume = {158},
       number = {2},
        pages = {213-225},
          doi = {10.1007/BF00795658},
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@ARTICLE{1995SoPh..156...29H,
       author = {{Howard}, Robert F. and {Stanchfield}, Donald H., II},
        title = "Latitude Dependence of Magnetic Field-Line Inclinations",
      journal = {\solphys},
         year = 1995,
       volume = {156},
       number = {1},
        pages = {29-39},
          doi = {10.1007/BF00669573},
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@ARTICLE{1995ApJ...438..463F,
       author = {{Fisher}, G.~H. and {Fan}, Y. and {Howard}, R.~F.},
        title = "Comparisons between Theory and Observation of Active Region Tilts",
      journal = {\apj},
         year = 1995,
       volume = {438},
        pages = {463},
          doi = {10.1086/175090},
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@ARTICLE{1994SoPh..151..213D,
       author = {{D'Silva}, Sydney and {Howard}, Robert F.},
        title = "Sunspot Rotation and the Field Strengths of Subsurface Flux Tubes",
      journal = {\solphys},
         year = 1994,
       volume = {151},
       number = {2},
        pages = {213-230},
          doi = {10.1007/BF00679072},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1994SoPh..151..213D},
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@ARTICLE{1994SoPh..151...15K,
       author = {{Komm}, R.~W. and {Howard}, R.~F. and {Harvey}, J.~W.},
        title = "The Covariance of Latitudinal and Longitudinal Motions of Small Magnetic Features",
      journal = {\solphys},
         year = 1994,
       volume = {151},
       number = {1},
        pages = {15-28},
          doi = {10.1007/BF00654078},
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@INPROCEEDINGS{1994smf..conf...68K,
       author = {{Komm}, R.~W. and {Howard}, R.~F. and {Harvey}, J.~W.},
        title = "Solar non-rotational motions",
    booktitle = {Solar Magnetic Fields},
         year = 1994,
       editor = {{Sch{\"u}ssler}, Manfred and {Schmidt}, Wolfgang},
        pages = {68},
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@INPROCEEDINGS{1994smf..conf...49H,
       author = {{Howard}, R.~F.},
        title = "Polarity Separation in Active Regions",
    booktitle = {Solar Magnetic Fields},
         year = 1994,
       editor = {{Sch{\"u}ssler}, Manfred and {Schmidt}, Wolfgang},
        pages = {49},
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@ARTICLE{1994SoPh..149...23H,
       author = {{Howard}, Robert F.},
        title = "A Possible Coriolis-Force Contribution to the Tilt-Angle Rotation of Sunspot Groups",
      journal = {\solphys},
         year = 1994,
       volume = {149},
       number = {1},
        pages = {23-29},
          doi = {10.1007/BF00645175},
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@INPROCEEDINGS{1994ASPC...68....1H,
       author = {{Howard}, Robert F.},
        title = "Active Regions on the Sun",
    booktitle = {Solar Active Region Evolution: Comparing Models with Observations},
         year = 1994,
       editor = {{Balasubramaniam}, K.~S. and {Simon}, George W.},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
       volume = {68},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1994ASPC...68....1H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1994ASIC..433..297H,
       author = {{Howard}, R.~F.},
        title = "Average east-west inclinations of surface magnetic field lines",
    booktitle = {Solar Surface Magnetism},
         year = 1994,
       editor = {{Rutten}, Robert J. and {Schrijver}, Carolus J.},
       series = {NATO Advanced Study Institute (ASI) Series C},
       volume = {433},
        pages = {297},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1994ASIC..433..297H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993SoPh..148....1D,
       author = {{D'Silva}, Sydney and {Howard}, Robert F.},
        title = "Limits on the Magnetic Field Strength at the Base of the Solar Convection Zone",
      journal = {\solphys},
         year = 1993,
       volume = {148},
       number = {1},
        pages = {1-9},
          doi = {10.1007/BF00675531},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993SoPh..148....1D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993SoPh..147..207K,
       author = {{Komm}, R.~W. and {Howard}, R.~F. and {Harvey}, J.~W.},
        title = "Meridional Flow of Small Photospheric Magnetic Features",
      journal = {\solphys},
         year = 1993,
       volume = {147},
       number = {2},
        pages = {207-223},
          doi = {10.1007/BF00690713},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993SoPh..147..207K},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993SoPh..147....1H,
       author = {{Howard}, Robert F.},
        title = "Some Factors Affecting the Growth and Decay of Plages",
      journal = {\solphys},
         year = 1993,
       volume = {147},
       number = {1},
        pages = {1-11},
          doi = {10.1007/BF00675483},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993SoPh..147....1H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993SoPh..146...27S,
       author = {{Sivaraman}, K.~R. and {Gupta}, S.~S. and {Howard}, Robert F.},
        title = "Measurement of Kodiakanal White-Light Images - Part One",
      journal = {\solphys},
         year = 1993,
       volume = {146},
       number = {1},
        pages = {27-47},
          doi = {10.1007/BF00662168},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993SoPh..146...27S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1993BAAS...25.1220K,
       author = {{Komm}, R.~W. and {Howard}, R.~F. and {Harvey}, J.~W.},
        title = "The Covariance of Latitudinal and Longitudinal Motions of Small Magnetic Features",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1993,
       volume = {25},
        pages = {1220},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993BAAS...25.1220K},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1993BAAS...25.1182H,
       author = {{Howard}, R.~F.},
        title = "The East-West Inclination Angles of Weak Magnetic Fields",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1993,
       volume = {25},
        pages = {1182},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993BAAS...25.1182H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993SoPh..145..105H,
       author = {{Howard}, Robert F.},
        title = "Axial Tilt Angles of Active Regions and Their Polarity Separations",
      journal = {\solphys},
         year = 1993,
       volume = {145},
       number = {1},
        pages = {105-109},
          doi = {10.1007/BF00627986},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993SoPh..145..105H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993SoPh..145...95H,
       author = {{Howard}, Robert F.},
        title = "How Growth and Decay of Sunspot Groups Depend on Axial Tilt Angles",
      journal = {\solphys},
         year = 1993,
       volume = {145},
       number = {1},
        pages = {95-103},
          doi = {10.1007/BF00627985},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993SoPh..145...95H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993SoPh..145....1K,
       author = {{Komm}, R.~W. and {Howard}, R.~F. and {Harvey}, J.~W.},
        title = "Rotation Rates of Small Magnetic Features from Two-Dimensional and One-Dimensional Cross-Correlation Analyses",
      journal = {\solphys},
         year = 1993,
       volume = {145},
       number = {1},
        pages = {1-10},
          doi = {10.1007/BF00627979},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993SoPh..145....1K},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993SoPh..143D...7D,
       author = {{de Jager}, Cornelis and {Howard}, Robert F. and {{\v{s}}vestka}, Zden{\v{e}}k},
        title = "Editorial",
      journal = {\solphys},
         year = 1993,
       volume = {143},
       number = {1},
        pages = {vii-vii},
          doi = {10.1007/BF00619092},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993SoPh..143D...7D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1993SoPh..143...19K,
       author = {{Komm}, R.~W. and {Howard}, R.~F. and {Harvey}, J.~W.},
        title = "Torsional Oscillation Patterns in Photospheric Magnetic Features",
      journal = {\solphys},
         year = 1993,
       volume = {143},
       number = {1},
        pages = {19-39},
          doi = {10.1007/BF00619094},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993SoPh..143...19K},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1993ASPC...46..492H,
       author = {{Howard}, R.~F.},
        title = "The Development of Sunspot Groups",
    booktitle = {IAU Colloq. 141: The Magnetic and Velocity Fields of Solar Active Regions},
         year = 1993,
       editor = {{Zirin}, Harold and {Ai}, Guoxiang and {Wang}, Haimin},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
       volume = {46},
        pages = {492},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993ASPC...46..492H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1993ASPC...42..269K,
       author = {{Komm}, R.~W. and {Harvey}, J.~W. and {Howard}, R.~F.},
        title = "Torsional Oscillations and Internal Rotation",
    booktitle = {GONG 1992. Seismic Investigation of the Sun and Stars},
         year = 1993,
       editor = {{Brown}, Timothy M.},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
       volume = {42},
        pages = {269},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1993ASPC...42..269K},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1992SoPh..142..233H,
       author = {{Howard}, Robert F.},
        title = "The Rotation of Active Regions with Differing Magnetic Polarity Separations",
      journal = {\solphys},
         year = 1992,
       volume = {142},
       number = {2},
        pages = {233-248},
          doi = {10.1007/BF00151452},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992SoPh..142..233H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1992AAS...181.8102K,
       author = {{Komm}, R.~W. and {Howard}, R.~F. and {Harvey}, J.~W.},
        title = "Solar Meridional Flow Detected in Small Magnetic Features",
    booktitle = {AAS abstracts},
         year = 1992,
       series = {AAS abstracts},
       volume = {181},
          eid = {81.02},
        pages = {81.02},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992AAS...181.8102K},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1992SoPh..142...47H,
       author = {{Howard}, Robert F.},
        title = "Some Characteristics of the Development and Decay of Active Region Magnetic Flux",
      journal = {\solphys},
         year = 1992,
       volume = {142},
       number = {1},
        pages = {47-65},
          doi = {10.1007/BF00156633},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992SoPh..142...47H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1992ESASP.348...21D,
       author = {{Delaboudini{\`e}re}, J.~P. and {Gabriel}, A.~H. and {Artzner}, G.~E. and {Dere}, K. and {Howard}, R. and {Michels}, D. and {Catura}, R. and {Lemen}, J. and {Stern}, R. and {Gurman}, J. and {Neupert}, W. and {Cugnon}, P. and {Koeckelenbergh}, A. and {van Dessel}, E.~L. and {Jamar}, C. and {Maucherat}, A.},
        title = "Solar corona synoptic observations from SOHO with an Extreme Ultraviolet Imaging Telescope.",
    booktitle = {Coronal Streamers, Coronal Loops, and Coronal and Solar Wind Composition},
         year = 1992,
       editor = {{Mattok}, C.},
       series = {ESA Special Publication},
       volume = {348},
        pages = {21},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992ESASP.348...21D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1992AAS...180.5111H,
       author = {{Howard}, Robert F.},
        title = "Rotation and Magnetic Polarity Separation in Active Regions",
    booktitle = {AAS abstracts \#180},
         year = 1992,
       series = {AAS abstracts},
       volume = {180},
          eid = {51.11},
        pages = {51.11},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992AAS...180.5111H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1992AAS...180.5110K,
       author = {{Komm}, Rudolf W. and {Howard}, Robert F. and {Harvey}, John W.},
        title = "Crosscorrelation Analysis of Small Photospheric Magnetic Features",
    booktitle = {AAS abstracts \#180},
         year = 1992,
       series = {AAS abstracts},
       volume = {180},
          eid = {51.10},
        pages = {51.10},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992AAS...180.5110K},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1992SoPh..137..205H,
       author = {{Howard}, Robert F.},
        title = "The East-West Inclination of Magnetic Field Lines in Sunspots",
      journal = {\solphys},
         year = 1992,
       volume = {137},
       number = {2},
        pages = {205-213},
          doi = {10.1007/BF00161846},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992SoPh..137..205H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1992SoPh..137D...5D,
       author = {{de Jager}, Cornelis and {{\v{S}}vestka}, Zden{\v{e}}k and {Howard}, Robert F.},
        title = "Editorial",
      journal = {\solphys},
         year = 1992,
       volume = {137},
       number = {1},
        pages = {v-v},
          doi = {10.1007/BF00146571},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992SoPh..137D...5D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1992SoPh..137...51H,
       author = {{Howard}, Robert F.},
        title = "The Growth and Decay of Sunspot Groups",
      journal = {\solphys},
         year = 1992,
       volume = {137},
       number = {1},
        pages = {51-65},
          doi = {10.1007/BF00146575},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992SoPh..137...51H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1992ASPC...27..325K,
       author = {{Komm}, R.~W. and {Howard}, R.~F. and {Harvey}, J.~W. and {Forgach}, S.},
        title = "Rotation Rate Determined from Small Photospheric Magnetic Features",
    booktitle = {The Solar Cycle},
         year = 1992,
       editor = {{Harvey}, Karen L.},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
       volume = {27},
        pages = {325},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992ASPC...27..325K},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1992ASPC...27..297H,
       author = {{Howard}, Robert F.},
        title = "Rotation of Leading; Following Portions of Plages; Sunspot Groups",
    booktitle = {The Solar Cycle},
         year = 1992,
       editor = {{Harvey}, Karen L.},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
       volume = {27},
        pages = {297},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992ASPC...27..297H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1992ASPC...27...44H,
       author = {{Howard}, Robert F.},
        title = "On the Large-Scale Distribution of Solar Magnetic Fields",
    booktitle = {The Solar Cycle},
         year = 1992,
       editor = {{Harvey}, Karen L.},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
       volume = {27},
        pages = {44},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992ASPC...27...44H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1992ASPC...26..243H,
       author = {{Howard}, R.~F.},
        title = "The East-West Inclinations of Magnetic Fields in the Solar Photosphere",
    booktitle = {Cool Stars, Stellar Systems, and the Sun},
         year = 1992,
       editor = {{Giampapa}, Mark S. and {Bookbinder}, Jay A.},
       series = {Astron.\ Soc.\ Pacific Conf.\ Ser.},
       volume = {26},
        pages = {243},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1992ASPC...26..243H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1991SoPh..136..251H,
       author = {{Howard}, Robert F.},
        title = "Axial Tilt Angles of Sunspot Groups",
      journal = {\solphys},
         year = 1991,
       volume = {136},
       number = {2},
        pages = {251-262},
          doi = {10.1007/BF00146534},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991SoPh..136..251H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1991SoPh..135..339H,
       author = {{Howard}, Robert F.},
        title = "Sunspot group areas and the latitude distance from the average latitude of activity",
      journal = {\solphys},
         year = 1991,
       volume = {135},
       number = {2},
        pages = {339-342},
          doi = {10.1007/BF00147505},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991SoPh..135..339H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1991SoPh..135..327H,
       author = {{Howard}, Robert F.},
        title = "Cycle latitude effects for sunspot groups",
      journal = {\solphys},
         year = 1991,
       volume = {135},
       number = {2},
        pages = {327-337},
          doi = {10.1007/BF00147504},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991SoPh..135..327H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1991SoPh..135...43H,
       author = {{Howard}, Robert F.},
        title = "The Magnetic Fields of Active Regions - Part Eight",
      journal = {\solphys},
         year = 1991,
       volume = {135},
       number = {1},
        pages = {43-55},
          doi = {10.1007/BF00146697},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991SoPh..135...43H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1991SoPh..134..233H,
       author = {{Howard}, Robert F.},
        title = "The Magnetic Fields of Active Regions - Part Seven",
      journal = {\solphys},
         year = 1991,
       volume = {134},
       number = {2},
        pages = {233-246},
          doi = {10.1007/BF00152646},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991SoPh..134..233H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1991SoPh..132..257H,
       author = {{Howard}, Robert F.},
        title = "The Magnetic Fields of Active Regions - Part Six",
      journal = {\solphys},
         year = 1991,
       volume = {132},
       number = {2},
        pages = {257-270},
          doi = {10.1007/BF00152287},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991SoPh..132..257H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1991SoPh..132...49H,
       author = {{Howard}, Robert F.},
        title = "The Magnetic Fields of Active Regions - Part Five",
      journal = {\solphys},
         year = 1991,
       volume = {132},
       number = {1},
        pages = {49-61},
          doi = {10.1007/BF00159129},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991SoPh..132...49H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1991SoPh..131..259H,
       author = {{Howard}, Robert F.},
        title = "The Magnetic Fields of Active Regions - Part Four",
      journal = {\solphys},
         year = 1991,
       volume = {131},
       number = {2},
        pages = {259-268},
          doi = {10.1007/BF00151637},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991SoPh..131..259H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1991SoPh..131..239H,
       author = {{Howard}, Robert F.},
        title = "The Magnetic Fields of Active Regions - Part Three",
      journal = {\solphys},
         year = 1991,
       volume = {131},
       number = {2},
        pages = {239-257},
          doi = {10.1007/BF00151636},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991SoPh..131..239H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INCOLLECTION{1991sia..book..748H,
       author = {{Howard}, Robert F. and {Kichatinov}, L.~L. and {Bogart}, Richard S. and {Ribes}, Elizabeth},
        title = "Large-scale velocity fields.",
    booktitle = {Solar Interior and Atmosphere},
         year = 1991,
        pages = {748-778},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1991sia..book..748H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1990SoPh..130..295H,
       author = {{Howard}, R.~F. and {Harvey}, J.~W. and {Forgach}, S.},
        title = "Solar Surface Velocity Fields Determined from Small Magnetic Features",
      journal = {\solphys},
         year = 1990,
       volume = {130},
       number = {1-2},
        pages = {295-311},
          doi = {10.1007/BF00156795},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1990SoPh..130..295H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1990SoPh..126..299H,
       author = {{Howard}, Robert F.},
        title = "The Magnetic Fields of Active Regions - Part Two",
      journal = {\solphys},
         year = 1990,
       volume = {126},
       number = {2},
        pages = {299-309},
          doi = {10.1007/BF00153052},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1990SoPh..126..299H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1990IAUS..142..107H,
       author = {{Howard}, Robert F. and {Sivaraman}, K.~R. and {Gupta}, S.~S. and {Gilman}, Pamela I.},
        title = "Sunspot Motions from a Study of Kodaikanal and Mount Wilson Observations",
    booktitle = {Basic Plasma Processes on the Sun},
         year = 1990,
       editor = {{Priest}, E.~R. and {Krishan}, V.},
       volume = {142},
        pages = {107},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1990IAUS..142..107H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1989SoPh..123..271H,
       author = {{Howard}, Robert F.},
        title = "The Magnetic Fields of Active Regions - Part One",
      journal = {\solphys},
         year = 1989,
       volume = {123},
       number = {2},
        pages = {271-284},
          doi = {10.1007/BF00149106},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1989SoPh..123..271H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1989SoPh..121D...9D,
       author = {{de Jager}, Cornelis and {{\v{S}}vestka}, Zden{\v{e}}k and {Howard}, Robert F.},
        title = "Editorial",
      journal = {\solphys},
         year = 1989,
       volume = {121},
       number = {1-2},
        pages = {ix-ix},
          doi = {10.1007/BF00161682},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1989SoPh..121D...9D},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1989BAAS...21..854H,
       author = {{Harvey}, J. and {Howard}, R. and {Forgach}, S.},
        title = "Large-Scale Motions of Small-Scale Magnetic Fields",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1989,
       volume = {21},
        pages = {854},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1989BAAS...21..854H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1988ApJ...327..451B,
       author = {{Bogdan}, T.~J. and {Gilman}, Peter A. and {Lerche}, I. and {Howard}, Robert},
        title = "Distribution of Sunspot Umbral Areas: 1917--1982",
      journal = {\apj},
         year = 1988,
       volume = {327},
        pages = {451},
          doi = {10.1086/166206},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1988ApJ...327..451B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1987Natur.328..667H,
       author = {{Howard}, Robert F.},
        title = "Models of motions in the Sun",
      journal = {\nat},
         year = 1987,
       volume = {328},
       number = {6132},
        pages = {667-668},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1987Natur.328..667H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1987BAAS...19..924B,
       author = {{Bogdan}, T.~J. and {Gilman}, P.~A. and {Lerche}, I. and {Howard}, R.},
        title = "Distribution of Sunspot Umbral Areas: 1917-1982",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1987,
       volume = {19},
        pages = {924},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1987BAAS...19..924B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1987ASSL..137...23H,
       author = {{Howard}, Robert F.},
        title = "Observations of Surface Velocity Fields",
    booktitle = {The Internal Solar Angular Velocity},
         year = 1987,
       editor = {{Durney}, Bernard R. and {Sofia}, Sabatino},
       volume = {137},
        pages = {23},
          doi = {10.1007/978-94-009-3903-5\_4},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1987ASSL..137...23H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1986BAAS...18R.900S,
       author = {{Schmahl}, E.~J. and {Kundu}, M.~R. and {Szabo}, A. and {Gergely}, T.~E. and {Howard}, R.},
        title = "Coronal Activity at Meter-Decameter Wavelengths: Clark Lake Observations",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1986,
       volume = {18},
        pages = {900},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986BAAS...18R.900S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986ApJ...307..389H,
       author = {{Howard}, R. and {Gilman}, P.~A.},
        title = "Meridional Motions of Sunspots and Sunspot Groups",
      journal = {\apj},
         year = 1986,
       volume = {307},
        pages = {389},
          doi = {10.1086/164425},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986ApJ...307..389H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986Sci...233..483S,
       author = {{Howard}, Robert F.},
        title = "The Sun. (Book Reviews: Physics of the Sun)",
      journal = {Science},
         year = 1986,
       volume = {233},
       number = {4762},
        pages = {483-484},
          doi = {10.1126/science.233.4762.483},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986Sci...233..483S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986IAUC.4229....1H,
       author = {{Howard}, R. and {Koomen}, M. and {Michels}, D. and {Sheeley}, N. and {Marsden}, B.~G.},
        title = "Comet 1983 XX (Solwind 6)",
      journal = {\iaucirc},
         year = 1986,
       volume = {4229},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986IAUC.4229....1H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986ApJ...303..480G,
       author = {{Gilman}, P.~A. and {Howard}, R.},
        title = "Rotation and Expansion within Sunspot Groups",
      journal = {\apj},
         year = 1986,
       volume = {303},
        pages = {480},
          doi = {10.1086/164093},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986ApJ...303..480G},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985IAUC.4129....1S,
       author = {{Sheeley}, N.~R., Jr. and {Howard}, R. and {Koomen}, M. and {Michels}, D. and {Marsden}, B.~G.},
        title = "Probable Sungrazing Comets",
      journal = {\iaucirc},
         year = 1985,
       volume = {4129},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985IAUC.4129....1S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985SoPh..100..171H,
       author = {{Howard}, R.},
        title = "Eight Decades of Solar Research at Mount-Wilson",
      journal = {\solphys},
         year = 1985,
       volume = {100},
        pages = {171},
          doi = {10.1007/BF00158427},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985SoPh..100..171H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985ApJ...295..233G,
       author = {{Gilman}, P.~A. and {Howard}, R.},
        title = "Rotation rates of leader and follower sunspots",
      journal = {\apj},
         year = 1985,
       volume = {295},
        pages = {233-240},
          doi = {10.1086/163368},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985ApJ...295..233G},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985Sci...228..945S,
       author = {{Snodgrass}, H.~B. and {Howard}, R.},
        title = "Torsional Oscillations of the Sun",
      journal = {Science},
         year = 1985,
       volume = {228},
       number = {4702},
        pages = {945-952},
          doi = {10.1126/science.228.4702.945},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985Sci...228..945S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1985BAAS...17..634Z,
       author = {{Zirker}, J.~B. and {Howard}, R.~F.},
        title = "Solar Meridional Flow During 1982 - 1984",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1985,
       volume = {17},
        pages = {634},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985BAAS...17..634Z},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985SoPh...95..221S,
       author = {{Snodgrass}, H.~B. and {Howard}, R.},
        title = "Torsional Oscillations of Low Mode",
      journal = {\solphys},
         year = 1985,
       volume = {95},
       number = {2},
        pages = {221-228},
          doi = {10.1007/BF00152399},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985SoPh...95..221S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985QBSA...27....1H,
       author = {{Howard}, R.},
        title = "Synoptic charts of solar magnetic fields, January - December 1985.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1985,
       volume = {27},
        pages = {1-8},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985QBSA...27....1H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985IAUTA..19..100H,
       author = {{Howard}, R.~F.},
        title = "Solar Rotation",
      journal = {Transactions of the International Astronomical Union, Series A},
         year = 1985,
       volume = {19A},
        pages = {100-103},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985IAUTA..19..100H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1984sses.nasa..125R,
       author = {{Rhodes}, E.~J., Jr. and {Cacciani}, A. and {Blamont}, J. and {Tomczyk}, S. and {Ulrich}, R.~K. and {Howard}, R.~F.},
        title = "Evaluation of a magneto-optical filter and a Fabry-Perot interferometer for the measurement of solar velocity fields from space.",
    booktitle = {Solar Seismology from Space},
         year = 1984,
       editor = {{Ulrich}, R.~K. and {Harvey}, J. and {Rhodes}, E.~J., Jr. and {Toomre}, J.},
        pages = {125-155},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984sses.nasa..125R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1984BAAS...16..979R,
       author = {{Rhodes}, E.~J., Jr. and {Cacciani}, A. and {Tomczyk}, S. and {Ulrich}, R.~K. and {Dumont}, P. and {Howard}, R.~F.},
        title = "Observations of Solar Velocity Fields With Large-Format CCD Cameras at the Mount Wilson Observatory",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1984,
       volume = {16},
        pages = {979},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984BAAS...16..979R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1984BAAS...16..978T,
       author = {{Tomczyk}, S. and {Rhodes}, E.~J., Jr. and {Cacciani}, A. and {Ulrich}, R.~K. and {Howard}, R.~F.},
        title = "The Summer 1984 Solar Oscillation Program of the Mount Wilson 60-foot Solar Telescope",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1984,
       volume = {16},
        pages = {978},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984BAAS...16..978T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984ApJ...284..848S,
       author = {{Snodgrass}, H.~B. and {Howard}, R.},
        title = "Limits on photospheric Doppler signatures for solar giant cells",
      journal = {\apj},
         year = 1984,
       volume = {284},
        pages = {848-855},
          doi = {10.1086/162468},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984ApJ...284..848S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984ApJ...283..385G,
       author = {{Gilman}, P.~A. and {Howard}, R.},
        title = "Variations in solar rotation with the sunspot cycle",
      journal = {\apj},
         year = 1984,
       volume = {283},
        pages = {385-391},
          doi = {10.1086/162316},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984ApJ...283..385G},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984ApJ...283..373H,
       author = {{Howard}, R. and {Gilman}, P.~I. and {Gilman}, P.~A.},
        title = "Rotation of the sun measured from Mount Wilson white-light images",
      journal = {\apj},
         year = 1984,
       volume = {283},
        pages = {373-384},
          doi = {10.1086/162315},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984ApJ...283..373H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984SoPh...93..171G,
       author = {{Gilman}, P.~A. and {Howard}, R.},
        title = "On the Correlation of Longitudinal and Latitudinal Motions of Sunspots",
      journal = {\solphys},
         year = 1984,
       volume = {93},
       number = {1},
        pages = {171-175},
          doi = {10.1007/BF00156661},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984SoPh...93..171G},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984SoPh...91...75T,
       author = {{Tang}, F. and {Howard}, R. and {Adkins}, J.~M.},
        title = "A statistical study of active regions 1967 1981",
      journal = {\solphys},
         year = 1984,
       volume = {91},
       number = {1},
        pages = {75-86},
          doi = {10.1007/BF00213614},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984SoPh...91...75T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1984BAAS...16..451R,
       author = {{Rhodes}, E.~J., Jr. and {Cacciani}, A. and {Tomczyk}, S. and {Ulrich}, R.~K. and {Dumont}, P. and {Howard}, R.~F.},
        title = "Magneto-Optical Filter Observations of Solar Oscillations at the Mt. Wilson Observatory",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1984,
       volume = {16},
        pages = {451},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984BAAS...16..451R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1984stp..conf...61T,
       author = {{Tang}, F. and {Howard}, R.},
        title = "Active Regions in the Solar Cycle",
    booktitle = {Solar Terrestrial Physics},
         year = 1984,
       editor = {{Kundu}, M.~R. and {Biswas}, B. and {Reddy}, B.~M. and {Ramadurai}, S.},
        pages = {61},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984stp..conf...61T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@BOOK{1984mafi.book.....S,
       author = {{Sivaraman}, K.~R. and {Raju}, P.~K. and {Bhattacharyya}, J.~C. and {Howard}, R.},
        title = "Magnetic field - plasma interaction on the Sun. Proceedings of a colloquium held at Kodaikanal on January 23, 1984 in commemoration of the 75th anniversary of the discovery of the Evershed effect.",
         year = 1984,
       volume = {4},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984mafi.book.....S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984SoPh...90..199S,
       author = {{Snodgrass}, H.~B. and {Howard}, R. and {Webster}, L.},
        title = "Recalibration of Mount-Wilson Doppler Measurements",
      journal = {\solphys},
         year = 1984,
       volume = {90},
       number = {1},
        pages = {199-202},
          doi = {10.1007/BF00153796},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984SoPh...90..199S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984SoPh...90..161G,
       author = {{Gergely}, T.~E. and {Kundu}, M.~R. and {Erksine}, F.~T., III and {Sawyer}, C. and {Wagner}, W.~J. and {Illing}, R. and {House}, L.~L. and {McCabe}, M.~K. and {Stewart}, R.~T. and {Nelson}, G.~J. and {Koomen}, M.~J. and {Michels}, D. and {Howard}, R. and {Sheeley}, N.},
        title = "Radio and Visible Light Observations of a Coronal Arcade Transient",
      journal = {\solphys},
         year = 1984,
       volume = {90},
       number = {1},
        pages = {161-176},
          doi = {10.1007/BF00153792},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984SoPh...90..161G},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984QBSA...26....1H,
       author = {{Howard}, R.},
        title = "Synoptic charts of solar magnetic fields, January - December 1984.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1984,
       volume = {26},
        pages = {1-8},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984QBSA...26....1H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984NASRP1120....3B,
       author = {{Boris}, J.~P. and {DeVore}, C.~R. and {Golub}, L. and {Howard}, R.~F. and {Low}, B.~C. and {Sheeley}, N.~R., Jr. and {Simon}, G.~W. and {Tsinganos}, K.~C.},
        title = "Evolution of solar magnetic flux.",
      journal = {NASA Reference Publication},
         year = 1984,
       volume = {1120},
        pages = {3-1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984NASRP1120....3B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984KodOB...4....1H,
       author = {{Howard}, R.~F. and {Gilman}, P.~A.},
        title = "The Rotation of the Sun from Mount Wilson Sunspot Measurements",
      journal = {Kodaikanal Observatory Bulletins},
         year = 1984,
       volume = {4},
        pages = {1-5},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984KodOB...4....1H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984AdSpR...4h.103R,
       author = {{Rhodes}, E.~J., Jr. and {Cacciani}, A. and {Tomczyk}, S. and {Ulrich}, R.~K. and {Blamont}, J. and {Howard}, R.~F. and {Dumont}, P. and {Smith}, E.~J.},
        title = "A compact dopplergraph/magnetograph suitable for space-based measurements of solar oscillations and magnetic fields",
      journal = {Advances in Space Research},
         year = 1984,
       volume = {4},
       number = {8},
        pages = {103-112},
          doi = {10.1016/0273-1177(84)90371-5},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984AdSpR...4h.103R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984ARA&A..22..131H,
       author = {{Howard}, Robert},
        title = "Solar Rotation",
      journal = {\araa},
         year = 1984,
       volume = {22},
        pages = {131-155},
          doi = {10.1146/annurev.aa.22.090184.001023},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984ARA&A..22..131H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1983ApJ...274...62W,
       author = {{Wills}, B.~J. and {Pollock}, J.~T. and {Aller}, H.~D. and {Aller}, M.~F. and {Balonek}, T.~J. and {Barvainis}, R.~E. and {Binzel}, R.~P. and {Chaffee}, F.~H. and {Dent}, W.~A. and {Douglas}, J.~N. and {Fanti}, C. and {Garrett}, D.~B. and {Gregorini}, L. and {Henry}, R.~B.~C. and {Hill}, R.~E. and {Howard}, R. and {Jeske}, N. and {Kepler}, S.~O. and {Leacock}, R.~J. and {Mantovani}, F. and {O'Dea}, C.~P. and {Padrielli}, L. and {Perley}, P. and {Pica}, A.~J. and {Puschell}, J.~J. and {Sanduleak}, N. and {Shields}, G.~A. and {Smith}, A.~G. and {Thuan}, T.~X. and {Wade}, C.~M. and {Wasilewski}, A.~J. and {Webb}, J.~R. and {Wills}, D. and {Wisniewski}, W.~Z.},
        title = "The QSO 1156+295 : a multifrequency study of recent activity.",
      journal = {\apj},
         year = 1983,
       volume = {274},
        pages = {62-85},
          doi = {10.1086/161426},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983ApJ...274...62W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1983PASP...95..587B,
       author = {{Bruning}, D.~H. and {Howard}, R.},
        title = "A search for solar radial-velocity variations.",
      journal = {\pasp},
         year = 1983,
       volume = {95},
       number = {571},
        pages = {587},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983PASP...95..587B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1983BAAS...15..971T,
       author = {{Tang}, F. and {Howard}, R. and {Adkins}, J.~M.},
        title = "A Statistical Study of Active Regions 1967-1981",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1983,
       volume = {15},
        pages = {971},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983BAAS...15..971T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1983BAAS...15..953S,
       author = {{Snodgrass}, H.~B. and {Howard}, R.},
        title = "Limits on Giant Cell Signatures in the Photosphere",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1983,
       volume = {15},
        pages = {953},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983BAAS...15..953S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1983SoPh...87..195H,
       author = {{Howard}, R. and {Boyden}, J.~E. and {Bruning}, D.~H. and {Clark}, M.~K. and {Crist}, H.~W. and {Labonte}, B.~J.},
        title = "The Mount Wilson Magnetograph (Report from a Solar Institute)",
      journal = {\solphys},
         year = 1983,
       volume = {87},
       number = {1},
        pages = {195-203},
          doi = {10.1007/BF00151170},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983SoPh...87..195H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1983SoPh...83..321H,
       author = {{Howard}, R. and {Adkins}, J.~M. and {Boyden}, J.~E. and {Cragg}, T.~A. and {Gregory}, T.~S. and {Labonte}, B.~J. and {Padilla}, S.~P. and {Webster}, L.},
        title = "Solar Rotation Results at Mount-Wilson - Part Four - Results",
      journal = {\solphys},
         year = 1983,
       volume = {83},
       number = {2},
        pages = {321-338},
          doi = {10.1007/BF00148283},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983SoPh...83..321H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1983Sci...219.1419N,
       author = {{Howard}, Robert},
        title = "Solar Astronomy. (Book Reviews: The Sun, Our Star)",
      journal = {Science},
         year = 1983,
       volume = {219},
       number = {4591},
        pages = {1419-1420},
          doi = {10.1126/science.219.4591.1419},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983Sci...219.1419N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1983Sci...219.1419H,
       author = {{Howard}, Robert},
        title = "Solar Astronomy. (Book Reviews: The Sun, Our Star)",
      journal = {Science},
         year = 1983,
       volume = {219},
       number = {4591},
        pages = {1419-1420},
          doi = {10.1126/science.219.4591.1419},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983Sci...219.1419H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1983BAAS...15Q.701B,
       author = {{Bruning}, D.~H. and {Howard}, R.},
        title = "A Wavelength Calibration Device for the Mount Wilson Magnetograph",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1983,
       volume = {15},
        pages = {701},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983BAAS...15Q.701B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1983BAAS...15..719S,
       author = {{Snodgrass}, H.~B. and {Howard}, R.},
        title = "Large-Scale Doppler Shifts in the Solar Photosphere",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1983,
       volume = {15},
        pages = {719},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983BAAS...15..719S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1983BAAS...15..706S,
       author = {{Sawyer}, C. and {Howard}, R. and {Sheeley}, N. and {Koomen}, M. and {Michels}, D.},
        title = "Major Mass Ejection Rate From Three Space Coronagraphs",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1983,
       volume = {15},
        pages = {706},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983BAAS...15..706S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1983BAAS...15..698H,
       author = {{Howard}, R. and {Gilman}, P.~A.},
        title = "Variations in Sunspot Rotation and the Activity Cycle",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1983,
       volume = {15},
        pages = {698},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983BAAS...15..698H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1983SoPh...82..437H,
       author = {{Howard}, Robert},
        title = "Torsional Oscillations of the Sun",
      journal = {\solphys},
         year = 1983,
       volume = {82},
       number = {1-2},
        pages = {437-437},
          doi = {10.1007/BF00145582},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983SoPh...82..437H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1983SoPh...82..245R,
       author = {{Rhodes}, E.~J., Jr. and {Howard}, R.~F. and {Ulrich}, R.~K. and {Smith}, E.~J.},
        title = "A New System for Observing Solar Oscillations at the MT.WILSON Observatory - Part One - System Design and Installation",
      journal = {\solphys},
         year = 1983,
       volume = {82},
       number = {1-2},
        pages = {245-258},
          doi = {10.1007/BF00145567},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983SoPh...82..245R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1983QBSA...25....1H,
       author = {{Howard}, R.},
        title = "Synoptic charts of solar magnetic fields, January - December 1983.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1983,
       volume = {25},
        pages = {1-8},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983QBSA...25....1H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1983IAUS..102..101H,
       author = {{Howard}, R. and {Labonte}, B.~J.},
        title = "The observed relationships between some solar rotation parameters and the activity cycle",
    booktitle = {Solar and Stellar Magnetic Fields: Origins and Coronal Effects},
         year = 1983,
       editor = {{Stenflo}, J.~O.},
       volume = {102},
        pages = {101-110},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983IAUS..102..101H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1983ESASP1050..185S,
       author = {{Stone}, R.~G. and {Caldwell}, J. and {de Conchy}, Y. and {Deschanciaux}, C. and {Ebbett}, R. and {Epstein}, G. and {Goetz}, K. and {Harvey}, C.~C. and {Hoang}, S. and {Howard}, R. and {Hulin}, R. and {Huntzinger}, G. and {Kellogg}, P. and {Klein}, B. and {Knoll}, R. and {Lokerson}, D. and {Manning}, R. and {Mengu{\'e}}, J.~P. and {Meyer}, A. and {Monge}, N. and {Monson}, S. and {Nicol}, G. and {Phan}, V. and {Steinberg}, J.~L. and {Tilloles}, P. and {Torres}, E. and {Wouters}, F.},
        title = "The ISPM Unified Radio and Plasma wave experiment.",
    booktitle = {ESA Special Publication},
         year = 1983,
       editor = {{Wenzel}, K.~P. and {Marsden}, R.~G. and {Battrick}, Bruce},
       series = {ESA Special Publication},
       volume = {1050},
        pages = {185-207},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983ESASP1050..185S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1982SoPh...80..373L,
       author = {{Labonte}, B.~J. and {Howard}, R.},
        title = "Are the high-latitude torsional oscillations of the sun real?",
      journal = {\solphys},
         year = 1982,
       volume = {80},
       number = {2},
        pages = {373-378},
          doi = {10.1007/BF00147983},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982SoPh...80..373L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1982SoPh...80..361L,
       author = {{Labonte}, B.~J. and {Howard}, R.},
        title = "Solar Rotation Measurements at Mount-Wilson - Part Three - Meridional Flow and Limbshift",
      journal = {\solphys},
         year = 1982,
       volume = {80},
       number = {2},
        pages = {361-372},
          doi = {10.1007/BF00147982},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982SoPh...80..361L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1982SoPh...80...15L,
       author = {{Labonte}, B.~J. and {Howard}, R.},
        title = "The Magnetic Flux in the Quiet Sun Network",
      journal = {\solphys},
         year = 1982,
       volume = {80},
       number = {1},
        pages = {15-19},
          doi = {10.1007/BF00153420},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982SoPh...80...15L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1982BAAS...14..874C,
       author = {{Cliver}, E. and {Share}, G. and {Chupp}, E. and {Matz}, S. and {Howard}, R. and {Koomen}, M. and {McGuire}, R. and {von Rosenvinge}, T.},
        title = "Associations of Nuclear Gamma Rays with Other Flares Emissions",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1982,
       volume = {14},
        pages = {874},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982BAAS...14..874C},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1982SoPh...79..231T,
       author = {{Topka}, K. and {Moore}, R. and {Labonte}, B.~J. and {Howard}, R.},
        title = "Evidence for a Poleward Meridional Flow on the Sun",
      journal = {\solphys},
         year = 1982,
       volume = {79},
       number = {2},
        pages = {231-245},
          doi = {10.1007/BF00146242},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982SoPh...79..231T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1982SoPh...76..203W,
       author = {{Wallenhorst}, S.~G. and {Howard}, R.},
        title = "On the Dissolution of Sunspot Groups",
      journal = {\solphys},
         year = 1982,
       volume = {76},
       number = {2},
        pages = {203-209},
          doi = {10.1007/BF00170983},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982SoPh...76..203W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1982BAAS...14..626H,
       author = {{Howard}, R. and {Bruning}, D.~H.},
        title = "Solar Observations Pertaining to the Search for Extra-Solar Planetary Systems",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1982,
       volume = {14},
        pages = {626},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982BAAS...14..626H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1982SAOSR.392A.155H,
       author = {{Howard}, R.},
        title = "Magnetic fields on the sun.",
      journal = {SAO Special Report},
         year = 1982,
       volume = {1},
        pages = {A.155},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982SAOSR.392A.155H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1982SoPh...75..161L,
       author = {{Labonte}, B.~J. and {Howard}, R.},
        title = "Torsional Waves on the Sun and the Activity Cycle",
      journal = {\solphys},
         year = 1982,
       volume = {75},
       number = {1-2},
        pages = {161-178},
          doi = {10.1007/BF00153469},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982SoPh...75..161L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1982QBSA...24....1H,
       author = {{Howard}, R.},
        title = "Solar magnetic fields, January - December 1982.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1982,
       volume = {24},
        pages = {1-8},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1982QBSA...24....1H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981SoPh...74..131H,
       author = {{Howard}, R. and {Labonte}, B.~J.},
        title = "Surface Magnetic Fields during the Solar Activity Cycle",
      journal = {\solphys},
         year = 1981,
       volume = {74},
       number = {1},
        pages = {131-145},
          doi = {10.1007/BF00151283},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981SoPh...74..131H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981Sci...214Q.902H,
       author = {{Howard}, Robert},
        title = "The Solar-Stellar Connection. (Book Reviews: Solar Phenomena in Stars and Stellar Systems)",
      journal = {Science},
         year = 1981,
       volume = {214},
       number = {4523},
        pages = {902},
          doi = {10.1126/science.214.4523.902},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981Sci...214Q.902H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981Sci...214..907L,
       author = {{Labonte}, B.~J. and {Howard}, R.},
        title = "Measurement of Solar Radius Changes",
      journal = {Science},
         year = 1981,
       volume = {214},
       number = {4523},
        pages = {907-909},
          doi = {10.1126/science.214.4523.907},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981Sci...214..907L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981Sci...214..902B,
       author = {{Bonnet}, R.~M. and {Dupree}, A.~K. and {Howard}, R.},
        title = "Book-Review - Phenomena in Stars and Stellar Systems",
      journal = {Science},
         year = 1981,
       volume = {214},
        pages = {902},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981Sci...214..902B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981ApJ...250..796L,
       author = {{Labonte}, B.~J. and {Howard}, R. and {Gilman}, P.~A.},
        title = "An improved search for large-scale convection cells in the solar atmosphere",
      journal = {\apj},
         year = 1981,
       volume = {250},
        pages = {796-798},
          doi = {10.1086/159430},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981ApJ...250..796L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1981lupl.symp...91S,
       author = {{Saito}, Takao and {Howard}, R.},
        title = "Comparative Magnetospherology - Part 12 - Evidences to Support the Two-Hemisphere Model on Rotational Reversing of the Heliodipole in Sunspot Maximum Phase",
    booktitle = {14th ISAS Lunar and Planetary Symposium},
         year = 1981,
       editor = {{Hasegawa}, H. and {Oya}, H. and {Shimizu}, M.},
        pages = {91},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981lupl.symp...91S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981SoPh...73....3L,
       author = {{Labonte}, B.~J. and {Howard}, R.},
        title = "Solar measurements at Mount Wilson. II. Systematic instrumental effects and the absolute rotation rate.",
      journal = {\solphys},
         year = 1981,
       volume = {73},
       number = {1},
        pages = {3-12},
          doi = {10.1007/BF00153139},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981SoPh...73....3L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981IAUC.3640....1H,
       author = {{Howard}, R. and {Koomen}, N. and {Michels}, D.~J. and {Sheeley}, N. and {Marsden}, B.~G.},
        title = "Probable Sungrazing Comet",
      journal = {\iaucirc},
         year = 1981,
       volume = {3640},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981IAUC.3640....1H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981SoPh...71..349S,
       author = {{Svestka}, Z. and {Howard}, R.},
        title = "Transient Brightenings of Interconnecting Loops - Part Two - Dynamics of the Brightened Loops",
      journal = {\solphys},
         year = 1981,
       volume = {71},
       number = {2},
        pages = {349-359},
          doi = {10.1007/BF00167557},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981SoPh...71..349S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981SoPh...71...49H,
       author = {{Howard}, R. and {Svestka}, Z.},
        title = "On the outburst of flare activity of 26 November, 1973",
      journal = {\solphys},
         year = 1981,
       volume = {71},
       number = {1},
        pages = {49-53},
          doi = {10.1007/BF00153605},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981SoPh...71...49H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1981siwn.conf..362L,
       author = {{Labonte}, B. and {Howard}, R.},
        title = "Mount Wilson Solar Diameter Measurements",
    booktitle = {Solar instrumentation: What's next?},
         year = 1981,
       editor = {{Dunn}, Richard B.},
        pages = {362},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981siwn.conf..362L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1981siwn.conf..102R,
       author = {{Rhodes}, E. and {Howard}, R. and {Ulrich}, R. and {Smith}, E.},
        title = "New Instrumentation for Solar Oscillation Measurements at MT. Wilson",
    booktitle = {Solar instrumentation: What's next?},
         year = 1981,
       editor = {{Dunn}, Richard B.},
        pages = {102},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981siwn.conf..102R},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1981siwn.conf...97H,
       author = {{Howard}, R.},
        title = "M. Wilson Doppler Velocity Measurements",
    booktitle = {Solar instrumentation: What's next?},
         year = 1981,
       editor = {{Dunn}, Richard B.},
        pages = {97},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981siwn.conf...97H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1981siwn.conf...93H,
       author = {{Howard}, R. and {Labonte}, B.},
        title = "Horizontal Motions on the Solar Surface",
    booktitle = {Solar instrumentation: What's next?},
         year = 1981,
       editor = {{Dunn}, Richard B.},
        pages = {93},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981siwn.conf...93H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981AmSci..69...28H,
       author = {{Howard}, R.},
        title = "Global velocity fields of the sun and the activity cycle",
      journal = {American Scientist},
         year = 1981,
       volume = {69},
        pages = {28-36},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981AmSci..69...28H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1981phss.conf...59H,
       author = {{Howard}, R.},
        title = "Measurement of the MT.WILSON Solar White-Light Plate Collection",
    booktitle = {The Physics of Sunspots},
         year = 1981,
       editor = {{Cram}, L.~E. and {Thomas}, J.~H.},
        pages = {59},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981phss.conf...59H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1981phss.conf...55W,
       author = {{Wallenhorst}, S.~G. and {Howard}, R.},
        title = "On the Dissolution of Sunspot Groups",
    booktitle = {The Physics of Sunspots},
         year = 1981,
       editor = {{Cram}, L.~E. and {Thomas}, J.~H.},
        pages = {55},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981phss.conf...55W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1981imw..conf..W35A,
       author = {{Ade}, P.~A.~R. and {Davis}, J. and {Howard}, R. and {Nolt}, I. and {Payne}, J.~M. and {Predko}, S. and {Radostitz}, J.~V.},
        title = "A 0.4K bolometer receiver for millimeter astronomy.",
    booktitle = {Infrared and Millimeter Waves},
         year = 1981,
        pages = {W-3},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981imw..conf..W35A},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981S&T....62..252P,
       author = {{Pepin}, R.~O. and {Eddy}, J.~A. and {Merrill}, R.~B. and {Howard}, R.},
        title = "Book-Review - the Ancient Sun",
      journal = {\skytel},
         year = 1981,
       volume = {62},
        pages = {252},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981S&T....62..252P},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981QBSA...23....1H,
       author = {{Howard}, R.},
        title = "Solar magnetic fields, January - December 1981.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1981,
       volume = {23},
        pages = {1-8},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981QBSA...23....1H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1980S&T....60..485H,
       author = {{Howard}, R. and {LaBonte}, B.},
        title = "Currents on the Sun",
      journal = {\skytel},
         year = 1980,
       volume = {60},
        pages = {485},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980S&T....60..485H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1980BAAS...12..914L,
       author = {{Labonte}, B.~J. and {Howard}, R.},
        title = "Observational Search for Variations in the Solar Convection",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1980,
       volume = {12},
        pages = {914},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980BAAS...12..914L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1980BAAS...12..893T,
       author = {{Topka}, K. and {Moore}, R.~L. and {Labonte}, B.~J. and {Howard}, R.},
        title = "Polar Crown Filaments and the Polar Magnetic Field",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1980,
       volume = {12},
        pages = {893},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980BAAS...12..893T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1980BAAS...12..893H,
       author = {{Howard}, Robert and {Labonte}, Barry J.},
        title = "Large-Scale Solar Magnetic Fields Over the Last Cycle",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1980,
       volume = {12},
        pages = {893},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980BAAS...12..893H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1980ApJ...239L..33H,
       author = {{Howard}, R. and {Labonte}, B.~J.},
        title = "The sun is observed to be a torsional oscillator with a period of 11 years",
      journal = {\apjl},
         year = 1980,
       volume = {239},
        pages = {L33-L36},
          doi = {10.1086/183286},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980ApJ...239L..33H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1980ApJ...239..738H,
       author = {{Howard}, R. and {Labonte}, B.~J.},
        title = "A search for large-scale convection cells in the solar atmosphere",
      journal = {\apj},
         year = 1980,
       volume = {239},
        pages = {738-745},
          doi = {10.1086/158159},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980ApJ...239..738H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1980SoPh...66..167H,
       author = {{Howard}, R. and {Boyden}, J.~E. and {Labonte}, B.~J.},
        title = "Solar Rotation Measurements at Mount-Wilson - Part One - Analysis and Instrumental Effects",
      journal = {\solphys},
         year = 1980,
       volume = {66},
       number = {1},
        pages = {167-185},
          doi = {10.1007/BF00150527},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980SoPh...66..167H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1980BAAS...12..519H,
       author = {{Howard}, R. and {Svestka}, Z.},
        title = "The Dynamics of Brightened Interconnecting Loops",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1980,
       volume = {12},
        pages = {519},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980BAAS...12..519H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1980BAAS...12..473L,
       author = {{Labonte}, B.~J. and {Howard}, R.},
        title = "Torsional Oscillations of the Sun and Magnetic Flux Eruption",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1980,
       volume = {12},
        pages = {473},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980BAAS...12..473L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1980SciN..117..374W,
       author = {{Wilcox}, J.~M. and {Scherrer}, P.~H. and {Hoeksema}, J.~T. and {Howard}, R. and {Labonte}, B.},
        title = "Unraveling Solar Magnetism",
      journal = {Science News},
         year = 1980,
       volume = {117},
        pages = {374},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980SciN..117..374W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1980SciN..117..245H,
       author = {{Howard}, R. and {Labonte}, B. and {Dicke}, R.~H. and {Wilcox}, J.},
        title = "Solar Currents and the Magnetic Cycle",
      journal = {Science News},
         year = 1980,
       volume = {117},
        pages = {245},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980SciN..117..245H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1980QBSA..203..275H,
       author = {{Howard}, R.},
        title = "Synoptic charts of solar magnetic fields. Mount Wilson Observatory.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1980,
       volume = {203},
       number = {203},
        pages = {275-277},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980QBSA..203..275H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1980QBSA...21....1H,
       author = {{Howard}, R.},
        title = "Synoptic charts of solar magnetic fields. Mount Wilson Observatory.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1980,
       volume = {21},
        pages = {1-8},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980QBSA...21....1H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1980IAUS...91...21L,
       author = {{Labonte}, B.~J. and {Howard}, R.},
        title = "Search for giant cells in the solar convection zone",
    booktitle = {Solar and Interplanetary Dynamics},
         year = 1980,
       editor = {{Dryer}, M. and {Tandberg-Hanssen}, E.},
       volume = {91},
        pages = {21-23},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1980IAUS...91...21L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1979SoPh...63..297S,
       author = {{Svestka}, Z. and {Howard}, R.},
        title = "Transient brightenings of interconnecting loops. Morphology of the sudden brightenings.",
      journal = {\solphys},
         year = 1979,
       volume = {63},
       number = {2},
        pages = {297-318},
          doi = {10.1007/BF00174536},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979SoPh...63..297S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1979SoPh...63..105H,
       author = {{Howard}, R. and {Fritzova-Svestkova}, L. and {Svestka}, Z.},
        title = "The birthplaces of active regions and X-ray bright points.",
      journal = {\solphys},
         year = 1979,
       volume = {63},
       number = {1},
        pages = {105-111},
          doi = {10.1007/BF00155700},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979SoPh...63..105H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1979Sci...204..607H,
       author = {{Howard}, Robert},
        title = "Effects of the Sun. (Book Reviews: The New Solar Physics. Papers from an AAAS symposium, Denver, Feb. 1977)",
      journal = {Science},
         year = 1979,
       volume = {204},
       number = {4393},
        pages = {607},
          doi = {10.1126/science.204.4393.607},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979Sci...204..607H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1979ApJ...228L..45H,
       author = {{Howard}, R.},
        title = "Evidence for large-scale velocity features on the sun.",
      journal = {\apjl},
         year = 1979,
       volume = {228},
        pages = {L45-L50},
          doi = {10.1086/182900},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979ApJ...228L..45H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1979psa..conf...28H,
       author = {{Howard}, R. and {Yoshimura}, H.},
        title = "Differential rotation and global-scale velocity fields.",
    booktitle = {Problems of Solar Activity},
         year = 1979,
        pages = {28-49},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979psa..conf...28H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@MISC{1979haob.rept..716H,
       author = {{Howard}, R. and {Goeden}, R. and {Eaton}, S. and {Labonte}, B. and {Patterson}, A. and {Zirin}, H. and {Tanaka}, H. and {Moore}, R.},
        title = "Physics of the Sun - Synoptic Observations at MT.WILSON Rotation of the Sun - Large-Scale Velocity Fields - Active Regions Regions - Solar Axis Elements - Big Bear Solar Observatory - Instruments - Blue Continuum in Flares - Thermal X-Ray Plasma in Solar Flares",
 howpublished = {Annual Report to Director Hale Observatories, p. 716, 1979},
         year = 1979,
        pages = {716},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979haob.rept..716H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1979QBSA..202..213H,
       author = {{Howard}, R.},
        title = "Synoptic charts of solar magnetic fields. Mount Wilson Observatory.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1979,
       volume = {202},
        pages = {213-215},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1979QBSA..202..213H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978RvGSP..16..721H,
       author = {{Howard}, R.},
        title = "The rotation of the sun.",
      journal = {Reviews of Geophysics and Space Physics},
         year = 1978,
       volume = {16},
        pages = {721-732},
          doi = {10.1029/RG016i004p00721},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978RvGSP..16..721H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978SoPh...59..243H,
       author = {{Howard}, R.},
        title = "Magnetic field rotation at high solar latitudes.",
      journal = {\solphys},
         year = 1978,
       volume = {59},
       number = {2},
        pages = {243-248},
          doi = {10.1007/BF00951832},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978SoPh...59..243H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978SoPh...56..471H,
       author = {{Howard}, R. and {Svestka}, Z.},
        title = "Erratum: ``Development of a complex of activity in the solar corona'' [Sol. Phys., Vol. 54, p. 65 - 105 (1977)].",
      journal = {\solphys},
         year = 1978,
       volume = {56},
        pages = {471},
          doi = {10.1007/BF00152487},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978SoPh...56..471H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978QBSA..204..333H,
       author = {{Howard}, R.},
        title = "Synoptic Charts of Solar Magnetic Fields",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1978,
       volume = {204},
        pages = {333},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978QBSA..204..333H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978QBSA..203..275H,
       author = {{Howard}, R.},
        title = "Synoptic Charts of Solar Magnetic Fields",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1978,
       volume = {203},
        pages = {275},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978QBSA..203..275H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978QBSA..201..159H,
       author = {{Howard}, R.},
        title = "Synoptic charts of solar magnetic fields, Mount Wilson Observatory. 1978 January - March.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1978,
       volume = {201},
        pages = {159-161},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978QBSA..201..159H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978QBSA..199...71W,
       author = {{Waldmeier}, M. and {Howard}, R. and {Simon}, P. and {Enome}, S.},
        title = "Sunspots (sunspot relative-numbers and sunspot-areas); Synoptic charts of solar magnetic fields (Mount Wilson Observatory); Eruptions chromosph{\'e}riques brillantes; Intensit{\'e} de la couronne solaire; Solar radio emission.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1978,
        pages = {71-155},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978QBSA..199...71W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1978QBSA..197....1W,
       author = {{Waldmeier}, M. and {Howard}, R. and {Simon}, P. and {Enome}, S.},
        title = "Sunspots (sunspot relative-numbers and sunspot-areas); Synoptic charts of solar magnetic fields (Mount Wilson Observatory); Eruptions chromosph{\'e}riques brillantes; Intensit{\'e} de la couronne solaire; Solar radio emission.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1978,
        pages = {1-70},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1978QBSA..197....1W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1977SoPh...55..359S,
       author = {{Svestka}, Z. and {Solodyna}, C.~V. and {Howard}, R. and {Levine}, R.~H.},
        title = "Open magnetic fields in active regions.",
      journal = {\solphys},
         year = 1977,
       volume = {55},
       number = {2},
        pages = {359-369},
          doi = {10.1007/BF00152579},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977SoPh...55..359S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1977SoPh...54...65H,
       author = {{Howard}, R. and {Svestka}, Z.},
        title = "Development of a complex of activity in the solar corona.",
      journal = {\solphys},
         year = 1977,
       volume = {54},
       number = {1},
        pages = {65-105},
          doi = {10.1007/BF00146426},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977SoPh...54...65H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1977SoPh...52..243H,
       author = {{Howard}, R.},
        title = "Studies of solar magnetic fields. V: The true average field strengths near the poles.",
      journal = {\solphys},
         year = 1977,
       volume = {52},
       number = {2},
        pages = {243-248},
          doi = {10.1007/BF00149642},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977SoPh...52..243H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1977SoPh...52D...6S,
       author = {{Scherrer}, Philip H. and {Wilcox}, John M. and {Kotov}, Valeri and {Severny}, A.~B. and {Howard}, Robert},
        title = "The mean magnetic field of the Sun: Method of observation and relation to the interplanetary magnetic field",
      journal = {\solphys},
         year = 1977,
       volume = {52},
       number = {1},
        pages = {vi-12},
          doi = {10.1007/BF00935783},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977SoPh...52D...6S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1977SoPh...52...69S,
       author = {{Svestka}, Z. and {Krieger}, A.~S. and {Chase}, R.~C. and {Howard}, R.},
        title = "Transequatorial loops interconnecting McMath regions 12472 and 12474.",
      journal = {\solphys},
         year = 1977,
       volume = {52},
       number = {1},
        pages = {69-90},
          doi = {10.1007/BF00935791},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977SoPh...52...69S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1977SoPh...52....3S,
       author = {{Scherrer}, P.~H. and {Wilcox}, J.~M. and {Kotov}, V. and {Severnyi}, A.~B. and {Howard}, R.},
        title = "The mean magnetic field of the sun: method of observation and relation to the interplanetary magnetic field.",
      journal = {\solphys},
         year = 1977,
       volume = {52},
        pages = {3-12},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977SoPh...52....3S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1977BAAS....9Q.344S,
       author = {{Svestka}, Z. and {Solodyna}, C.~V. and {Howard}, R. and {Levine}, R.~H.},
        title = "Open Magnetic Fields in Active Regions.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1977,
       volume = {9},
        pages = {344},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977BAAS....9Q.344S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1977lsms.proc...58H,
       author = {{Howard}, Robert F.},
        title = "Solar Rotation and Large\raisebox{-0.5ex}~Sca1e Velocity Fields",
    booktitle = {Large-Scale Motions on the Sun},
         year = 1977,
        pages = {58},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977lsms.proc...58H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1977QBSA..195..233W,
       author = {{Waldmeier}, M. and {Howard}, R. and {Simon}, P. and {Tanaka}, H.},
        title = "Sunspots (sunspot relative-numbers and sunspot-areas); Synoptic charts of solar magnetic fields (Mount Wilson Observatory); Eruptions chromosph{\'e}riques brillantes; Intensit{\'e} de la couronne solaire; Solar radio emission.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1977,
        pages = {233-308},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977QBSA..195..233W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1977QBSA..193..153W,
       author = {{Waldmeier}, M. and {Howard}, R. and {Simon}, P. and {Tanaka}, H.},
        title = "Sunspots (sunspot relative-numbers and sunspot-areas); Synoptic charts of solar magnetic fields (Mount Wilson Observatory); Eruptions chromosph{\'e}riques brillantes; Intensit{\'e} de la couronne solaire; Solar radio emission.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1977,
        pages = {153-232},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977QBSA..193..153W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1977ASSL...69....7H,
       author = {{Howard}, R.},
        title = "Solar Cycle, Solar Rotation and Large-Scale Circulation",
    booktitle = {Illustrated Glossary for Solar and Solar-Terrestrial Physics},
         year = 1977,
       editor = {{Bruzek}, A. and {Durrant}, C.~J.},
       series = {Astrophysics and Space Science Library},
       volume = {69},
        pages = {7},
          doi = {10.1007/978-94-010-1245-4\_2},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977ASSL...69....7H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1977ARA&A..15..153H,
       author = {{Howard}, R.},
        title = "Large-scale solar magnetic fields.",
      journal = {\araa},
         year = 1977,
       volume = {15},
        pages = {153-173},
          doi = {10.1146/annurev.aa.15.090177.001101},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1977ARA&A..15..153H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976ApJ...210L.159H,
       author = {{Howard}, R.},
        title = "A possible variation of the solar rotation with the activity cycle.",
      journal = {\apjl},
         year = 1976,
       volume = {210},
        pages = {L159-L161},
          doi = {10.1086/182328},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976ApJ...210L.159H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976SoPh...48..411H,
       author = {{Howard}, R.},
        title = "The Mount Wilson solar magnetograph: scanning and data system.",
      journal = {\solphys},
         year = 1976,
       volume = {48},
       number = {2},
        pages = {411-416},
          doi = {10.1007/BF00152006},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976SoPh...48..411H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976SoPh...47..575H,
       author = {{Howard}, R.},
        title = "Studies of solar magnetic fields. IV: The effects of angular resolution.",
      journal = {\solphys},
         year = 1976,
       volume = {47},
       number = {2},
        pages = {575-580},
          doi = {10.1007/BF00154766},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976SoPh...47..575H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1976pspe.proc...34H,
       author = {{Howard}, R.},
        title = "Phenomenological understanding of the solar cycle.",
    booktitle = {Physics of Solar Planetary Environments},
         year = 1976,
       editor = {{Williams}, D.~J.},
       volume = {1},
        pages = {34-46},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976pspe.proc...34H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976QBSA..191...73W,
       author = {{Waldmeier}, M. and {Howard}, R. and {Olivieri}, G. and {Bernot}, M. and {Tanaka}, H.},
        title = "Sunspots (sunspot relative-numbers and sunspot areas); Synoptic charts of solar magnetic fields (Mount Wilson Observatory); Eruptions chromosph{\'e}riques brillants; Intensit{\'e} de la couronne solaire; Solar radio emission.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1976,
        pages = {73-151},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976QBSA..191...73W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976QBSA..189....1W,
       author = {{Waldmeier}, M. and {Howard}, R. and {Olivieri}, G. and {Bernot}, M. and {Tanaka}, H.},
        title = "Sunspots (sunspot relative-numbers and sunspot-areas); Synoptic charts of solar magnetic fields (Mount Wilson Observatory); Eruptions chromosh{\'e}riques brillantes; Intensit{\'e} de la couronne solaire; Solar radio emission.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1976,
        pages = {1-72},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976QBSA..189....1W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1976IAUTA..16b..13N,
       author = {{Newkirk}, G. and {Dunn}, R.~B. and {Mehltretter}, P. and {MacQueen}, R. and {Bonnet}, R.~M. and {White}, O.~R. and {Fokker}, A.~D. and {Zwaan}, C. and {Bruzek}, A. and {Durrant}, C. and {Grossmann-Doerth}, U. and {Mehltretter}, J.~P. and {Svestka}, Z. and {de Feiter}, L.~D. and {Tandberg-Hanssen}, E. and {Howard}, R. and {Stix}, M. and {Pneuman}, G.~W. and {Hundhausen}, A.~J. and {Sawyer}, C. and {Simon}, P.},
        title = "Solar activity (Activit{\'e} solaire).",
      journal = {Transactions of the International Astronomical Union, Series A},
         year = 1976,
       volume = {16A},
        pages = {13-54},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976IAUTA..16b..13N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1976IAUS...71...19H,
       author = {{Howard}, R. and {Yoshimura}, H.},
        title = "Differential Rotation and Global-Scale Velocity Fields",
    booktitle = {Basic Mechanisms of Solar Activity},
         year = 1976,
       editor = {{Bumba}, Vaclav and {Kleczek}, Josip},
       volume = {71},
        pages = {19},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1976IAUS...71...19H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1975SoPh...45...83S,
       author = {{Svalgaard}, L. and {Wilcox}, J.~M. and {Scherrer}, P.~H. and {Howard}, R.},
        title = "The Sun's Magnetic Sector Structure",
      journal = {\solphys},
         year = 1975,
       volume = {45},
       number = {1},
        pages = {83-91},
          doi = {10.1007/BF00152219},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975SoPh...45...83S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@MISC{1975suiprrept.1959S,
       author = {{Svalgaard}, L. and {Wilcox}, J.~M. and {Scherrer}, P.~H. and {Howard}, R.},
        title = "The sun's magnetic sector structure",
 howpublished = {Technical Report, 1959-1973 Stanford Univ., CA. Inst. for Plasma Research.},
         year = 1975,
        pages = {1959-1973},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975suiprrept.1959S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1975SciAm.232d.106H,
       author = {{Howard}, R.},
        title = "The rotation of the sun.",
      journal = {Scientific American},
         year = 1975,
       volume = {232},
        pages = {106-114},
          doi = {10.1038/scientificamerican0475-106},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975SciAm.232d.106H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1975SoPh...41..225A,
       author = {{Altschuler}, Martin D. and {Trotter}, Dorothy E. and {Newkirk}, Gordon, Jr. and {Howard}, Robert},
        title = "Tabulation of the Harmonic Coefficients of the Solar Magnetic Fields",
      journal = {\solphys},
         year = 1975,
       volume = {41},
       number = {1},
        pages = {225-226},
          doi = {10.1007/BF00152968},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975SoPh...41..225A},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1975QBSA..187..255W,
       author = {{Waldmeier}, M. and {Howard}, R. and {Olivieri}, G. and {Bernot}, M. and {Tanaka}, H.},
        title = "Sunspots (sunspot relative-numbers and sunspot-areas); Synoptic charts of solar magnetic fields (Mount Wilson Observatory); Eruptions chromosph{\'e}riques brillantes; Intensit{\'e} de la couronne solaire; Solar radio emission.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1975,
        pages = {255-340},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975QBSA..187..255W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1975QBSA..185..175W,
       author = {{Waldmeier}, M. and {Howard}, R. and {Olivieri}, G. and {Bernot}, M. and {Tanaka}, H.},
        title = "Sunspots (sunspot relative-number and sunspot-areas); Synoptic charts of solar magnetic fields (Mount Wilson Observatory); {\'E}ruptions chromosph{\'e}riques brillantes; Intensit{\'e} de la couronne solaire; Solar radio emission.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1975,
        pages = {175-254},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975QBSA..185..175W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1974SoPh...39....3A,
       author = {{Altschuler}, M.~D. and {Trotter}, D.~E. and {Newkirk}, G., Jr. and {Howard}, R.},
        title = "The Large-Scale Solar Magnetic Field",
      journal = {\solphys},
         year = 1974,
       volume = {39},
       number = {1},
        pages = {3-17},
          doi = {10.1007/BF00154967},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1974SoPh...39....3A},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1974A&A....36..275H,
       author = {{Howard}, R.},
        title = "Studies of solar magnetic fields. III: The east-west orientation of field lines.",
      journal = {\aap},
         year = 1974,
       volume = {36},
        pages = {275-287},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1974A&A....36..275H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1974SoPh...38..283H,
       author = {{Howard}, R.},
        title = "Studies of Solar Magnetic Fields. I: The Average Field Strengths",
      journal = {\solphys},
         year = 1974,
       volume = {38},
       number = {2},
        pages = {283-299},
          doi = {10.1007/BF00155067},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1974SoPh...38..283H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1974SoPh...38...59H,
       author = {{Howard}, R.},
        title = "Studies of Solar Magnetic Fields. II: The Magnetic Fluxes",
      journal = {\solphys},
         year = 1974,
       volume = {38},
       number = {1},
        pages = {59-67},
          doi = {10.1007/BF00161823},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1974SoPh...38...59H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1974SoPh...39..275H,
       author = {{Howard}, R.},
        title = "Studies of Solar Magnetic Fields. III: The East-West Orientation of Field Lines",
      journal = {\solphys},
         year = 1974,
       volume = {39},
       number = {2},
        pages = {275-287},
          doi = {10.1007/BF00162418},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1974SoPh...39..275H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1974BAAS....6Q.293S,
       author = {{Scherrer}, P.~H. and {Wilcox}, J.~M. and {Howard}, R.},
        title = "Solar Sector Boundary Configuration from Comparison of Synoptic Charts of the Photospheric Magnetic Field with the Observed Interplanetary Field",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1974,
       volume = {6},
        pages = {293},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1974BAAS....6Q.293S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1974BAAS....6Q.289H,
       author = {{Howard}, Robert},
        title = "Magnetic Flux Measurements in the Photosphere",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1974,
       volume = {6},
        pages = {289},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1974BAAS....6Q.289H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1974QBSA..184..133W,
       author = {{Waldmeier}, M. and {Howard}, R. and {Olivieri}, G. and {Bernot}, M. and {Tanaka}, H.},
        title = "Sunspots (sunspot relative-numbers and sunspot-areas); Synoptic charts of solar magnetic fields (Mount Wilson Observatory); Eruptions chromosph{\'e}riques brillantes; Intensit{\'e} de la couronne solaire; Solar radio emission.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1974,
       volume = {184},
        pages = {133-174},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1974QBSA..184..133W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1973JRASC..67..263H,
       author = {{Howard}, Robert},
        title = "Review of Publications- Solar Magnetic Fields, I.A.U. Symposium No. 43",
      journal = {\jrasc},
         year = 1973,
       volume = {67},
        pages = {263},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1973JRASC..67..263H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1973BAAS....5T.273H,
       author = {{Howard}, Robert},
        title = "Solar Rotation and Solar Activity",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1973,
       volume = {5},
        pages = {273},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1973BAAS....5T.273H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1973BAAS....5R.279S,
       author = {{Scherrer}, P.~H. and {Wilcox}, J.~M. and {Howard}, R.~F.},
        title = "The Mean Solar Magnetic Field Observed at the Mt. Wilson Solar Observatory",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1973,
       volume = {5},
        pages = {279},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1973BAAS....5R.279S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1973SoPh...28...73H,
       author = {{Howard}, Robert and {Edberg}, Stephen J.},
        title = "On the Random Nature of the Eruption of Magnetic Flux at the Solar Surface",
      journal = {\solphys},
         year = 1973,
       volume = {28},
       number = {1},
        pages = {73-75},
          doi = {10.1007/BF00152913},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1973SoPh...28...73H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1973QBSA..179..241W,
       author = {{Waldmeier}, M. and {Howard}, R. and {Olivieri}, G. and {Bernot}, M. and {Tanaka}, H.},
        title = "Sunspots (sunspot relative numbers and sunspot-areas); Synoptic charts of solar magnetic fields (Mount Wilson Observatory); Eruption chromosph{\'e}riques brillantes; Intensit{\'e} de la couronne solaire; Solar radio emission.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1973,
        pages = {241-327},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1973QBSA..179..241W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1972SoPh...26..283S,
       author = {{Schatten}, Kenneth H. and {Leighton}, Robert B. and {Howard}, Robert and {Wilcox}, John M.},
        title = "Large-Scale Photospheric Magnetic Field: The Diffusion of Active Region Fields",
      journal = {\solphys},
         year = 1972,
       volume = {26},
       number = {2},
        pages = {283-289},
          doi = {10.1007/BF00165269},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1972SoPh...26..283S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1972Sci...177.1157H,
       author = {{Howard}, Robert},
        title = "Recent Solar Research",
      journal = {Science},
         year = 1972,
       volume = {177},
       number = {4055},
        pages = {1157-1163},
          doi = {10.1126/science.177.4055.1157},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1972Sci...177.1157H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1972SoPh...25....5H,
       author = {{Howard}, Robert},
        title = "Polar magnetic fields of the Sun: 1960 1971",
      journal = {\solphys},
         year = 1972,
       volume = {25},
       number = {1},
        pages = {5-13},
          doi = {10.1007/BF00155740},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1972SoPh...25....5H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1972SoPh...24..370N,
       author = {{Newkirk}, Gordon and {Trotter}, Dorothy E. and {Altschuler}, Martin D. and {Howard}, Robert},
        title = "Atlas of Magnetic Fields in the Solar Corona",
      journal = {\solphys},
         year = 1972,
       volume = {24},
       number = {2},
        pages = {370-372},
          doi = {10.1007/BF00153378},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1972SoPh...24..370N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1972SoPh...24..123H,
       author = {{Howard}, Robert},
        title = "The Velocity Fields in Active Regions",
      journal = {\solphys},
         year = 1972,
       volume = {24},
       number = {1},
        pages = {123-128},
          doi = {10.1007/BF00231089},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1972SoPh...24..123H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1972SoPh...23..300H,
       author = {{Harvey}, J. and {Howard}, Robert},
        title = "Observations of Short Period Oscillations in Two Dimensions",
      journal = {\solphys},
         year = 1972,
       volume = {23},
       number = {2},
        pages = {300-303},
          doi = {10.1007/BF00148094},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1972SoPh...23..300H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1972SoPh...22..418S,
       author = {{Scherrer}, Philip H. and {Wilcox}, John M. and {Howard}, Robert},
        title = "The Mean Photospheric Magnetic Field from Solar Magnetograms: Comparisons with the Interplanetary Magnetic Field",
      journal = {\solphys},
         year = 1972,
       volume = {22},
       number = {2},
        pages = {418-424},
          doi = {10.1007/BF00148706},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1972SoPh...22..418S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1972SoPh...22..402H,
       author = {{Howard}, Robert and {Stenflo}, J.~O.},
        title = "On the Filamentary Nature of Solar Magnetic Fields",
      journal = {\solphys},
         year = 1972,
       volume = {22},
       number = {2},
        pages = {402-417},
          doi = {10.1007/BF00148705},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1972SoPh...22..402H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1972lfpm.conf..251H,
       author = {{Howard}, R. and {Stenflo}, J.~O.},
        title = "On the Filamentary Nature of Solar Magnetic Fields",
    booktitle = {Line Formation in the Presence of Magnetic Fields},
         year = 1972,
        pages = {251},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1972lfpm.conf..251H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1972QBSA..177..149W,
       author = {{Waldmeier}, M. and {Howard}, R. and {Michard}, R. and {Olivieri}, G. and {Bernot}, M.},
        title = "Sunspots (sunspot relative numbers and sunspot areas); Synoptic charts of solar magnetic fields (Mount Wilson Observatory); Eruptions chromosph{\'e}riques brillantes; Intensit{\'e} de la couronne solaire; Solar radio emission.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1972,
        pages = {149-240},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1972QBSA..177..149W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1972QBSA..175...73W,
       author = {{Waldmeier}, M. and {Howard}, R. and {Michard}, R. and {Olivieri}, G. and {Bernot}, M.},
        title = "Sunspots (sunspot relative numbers and sunspot areas); Synoptic charts of solar magnetic fields (Mount Wilson Observatory); Eruptions chromosph{\'e}riques brillantes; Intensit{\'e} de la couronne solaire; Solar radio emission.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1972,
        pages = {73-147},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1972QBSA..175...73W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1972QBSA..173....1W,
       author = {{Waldmeier}, M. and {Howard}, R. and {Michard}, R. and {Olivieri}, G. and {Bernot}, M.},
        title = "Sunspots (sunspot relative numbers and sunspotareas); Synoptic charts of solar magnetic fields (Mount Wilson Observatory); Eruptions chromosph{\'e}riques brillantes; Intensit{\'e} de la couronne solaire; Solar radio emission.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1972,
        pages = {1-71},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1972QBSA..173....1W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INCOLLECTION{1972NASSP.308...39S,
       author = {{Scherrer}, P.~H. and {Howard}, Robert and {Wilcox}, John},
        title = "Large-Scale Negative Polarity Magnetic Fields on the Sun and Particle-Emitting Flares - Comments",
    booktitle = {NASA Special Publication},
         year = 1972,
       editor = {{Sonett}, Charles P. and {Coleman}, Paul Jerome and {Wilcox}, John Marsh},
       volume = {308},
        pages = {39},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1972NASSP.308...39S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INCOLLECTION{1972NASSP.308....3H,
       author = {{Howard}, Robert},
        title = "Photospheric Magnetic Fields",
    booktitle = {NASA Special Publication},
         year = 1972,
       editor = {{Sonett}, Charles P. and {Coleman}, Paul Jerome and {Wilcox}, John Marsh},
       volume = {308},
        pages = {3},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1972NASSP.308....3H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1972AIPH....5..304S,
       author = {{Sugiura}, M. and {Heppner}, J.~P. and {Boldt}, E. and {Babcock}, H.~W. and {Howard}, R.~F.},
        title = "General Magnetic Field of the Sun",
      journal = {Amer. Inst. Phys. Handbook},
         year = 1972,
       volume = {5},
        pages = {304},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1972AIPH....5..304S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1971PASP...83..550H,
       author = {{Howard}, Robert},
        title = "Solar Magnetic Fields - Large Scale",
      journal = {\pasp},
         year = 1971,
       volume = {83},
       number = {495},
        pages = {550},
          doi = {10.1086/129172},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971PASP...83..550H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1971BAAS....3R.264T,
       author = {{Tanenbaum}, A.~S. and {Wilcox}, J.~M. and {Schatten}, K.~H. and {Howard}, R.},
        title = "Photospheric magnetic field rotation: Rigid and differential.",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1971,
       volume = {3},
        pages = {264},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971BAAS....3R.264T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@PROCEEDINGS{1971smf..conf.....H,
        title = "Solar magnetic fields",
    booktitle = {Proceedings of the 43rd International Astronomical Union (IAU) Symposium},
         year = 1971,
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971smf..conf.....H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1971SoPh...16...21H,
       author = {{Howard}, Robert},
        title = "The Large-Scale Velocity Fields of the Solar Atmosphere",
      journal = {\solphys},
         year = 1971,
       volume = {16},
       number = {1},
        pages = {21-36},
          doi = {10.1007/BF00154497},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971SoPh...16...21H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1971QBSA..171..241W,
       author = {{Waldmeier}, M. and {Howard}, R. and {Michard}, R. and {Olivieri}, G. and {Bernot}, M.},
        title = "Sunspots (sunspot relative numbers, and sunspot areas); Synoptic charts of solar magnetic fields (Mount Wilson Observatory); Eruptions chromosph{\'e}riques brillantes; Intensit{\'e} de la couronne solaire; Solar radio emission.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1971,
        pages = {241-433},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971QBSA..171..241W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1971QBSA..169....1W,
       author = {{Waldmeier}, M. and {Howard}, R. and {Michard}, R. and {Bastiaans}, J.~G. and {Fokker}, A.~D.},
        title = "Sunspots (sunspot relative-numbers and sunspot areas); Synoptic charts of solar magnetic fields (Mount Wilson Observatory); Eruptions chromosph{\'e}riques brillantes; Intensit{\'e} de la couronne solaire; Solar radio emission.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1971,
        pages = {1-239},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971QBSA..169....1W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1971IAUS...43..696A,
       author = {{Ambroz}, P. and {Bumba}, V. and {Howard}, R. and {S{\'y}kora}, J.},
        title = "Opposite Polarities in the Development of Some Regularities in the Distribution of Large-Scale Magnetic Fields",
    booktitle = {Solar Magnetic Fields},
         year = 1971,
       editor = {{Howard}, Robert},
       volume = {43},
        pages = {696},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971IAUS...43..696A},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1971IAUS...43..588A,
       author = {{Altschuler}, M.~D. and {Newkirk}, G., Jr. and {Trotter}, D.~E. and {Howard}, R.},
        title = "Time Evolution of the Large-Scale Solar Magnetic Fields",
    booktitle = {Solar Magnetic Fields},
         year = 1971,
       editor = {{Howard}, Robert},
       volume = {43},
        pages = {588},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971IAUS...43..588A},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1971IAUS...43..348T,
       author = {{Tanenbaum}, A.~S. and {Wilcox}, J.~M. and {Howard}, R.},
        title = "Five-Minute Oscillations in the Solar Magnetic Field",
    booktitle = {Solar Magnetic Fields},
         year = 1971,
       editor = {{Howard}, Robert},
       volume = {43},
        pages = {348},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971IAUS...43..348T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@PROCEEDINGS{1971IAUS...43.....H,
        title = "Solar magnetic fields. Symposium no. 43, held at the College de France Paris, France, August 31 to September 4, 1970.",
    booktitle = {Solar Magnetic Fields},
         year = 1971,
       volume = {43},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971IAUS...43.....H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1970SoPh...14..255W,
       author = {{Wilcox}, John M. and {Schatten}, Kenneth H. and {Tanenbaum}, Andrew S. and {Howard}, Robert},
        title = "Photospheric Magnetic Field Rotation: Rigid and Differential",
      journal = {\solphys},
         year = 1970,
       volume = {14},
       number = {2},
        pages = {255-262},
          doi = {10.1007/BF00221311},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1970SoPh...14..255W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1970SoPh...13..251W,
       author = {{Wilcox}, John M. and {Howard}, Robert},
        title = "Differential Rotation of the Photospheric Magnetic Field",
      journal = {\solphys},
         year = 1970,
       volume = {13},
       number = {2},
        pages = {251-260},
          doi = {10.1007/BF00153547},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1970SoPh...13..251W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1970SoPh...12...23H,
       author = {{Howard}, Robert and {Harvey}, J.},
        title = "Spectroscopic Determinations of Solar Rotation",
      journal = {\solphys},
         year = 1970,
       volume = {12},
       number = {1},
        pages = {23-51},
          doi = {10.1007/BF02276562},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1970SoPh...12...23H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1970QBSA..165....1W,
       author = {{Waldmeier}, M. and {Howard}, R. and {Michard}, R. and {Olivieri}, G. and {Bernot}, M. and {Bastiaans}, J.~G. and {Fokker}, A.~D.},
        title = "Sunspots; Synoptic charts of solar magnetic fields (Mount Wilson Observatory); Eruptions chromosph{\'e}riques brillantes; Intensit{\'e} de la couronne solaire; Solar radio emission.",
      journal = {Quarterly Bulletin on Solar Activity},
         year = 1970,
        pages = {1-426},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1970QBSA..165....1W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1969SoPh...10..245H,
       author = {{Howard}, R. and {Bhatnagar}, A.},
        title = "On the Spectrum of Granular and Intergranular Regions",
      journal = {\solphys},
         year = 1969,
       volume = {10},
       number = {2},
        pages = {245-253},
          doi = {10.1007/BF00145511},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969SoPh...10..245H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1969SoPh....9..328T,
       author = {{Tanenbaum}, Andrew S. and {Wilcox}, John M. and {Franzier}, Edward N. and {Howard}, Robert},
        title = "Solar Velocity Fields: 5-Min Oscillations and Supergranulation",
      journal = {\solphys},
         year = 1969,
       volume = {9},
       number = {2},
        pages = {328-342},
          doi = {10.1007/BF02391655},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969SoPh....9..328T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1969BAAS....1T.279H,
       author = {{Howard}, R. and {Bhatnagar}, A.},
        title = "The Difference between the Spectra of Granular and Intergranular Regions",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1969,
       volume = {1},
        pages = {279},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969BAAS....1T.279H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1969BAAS....1Q.280H,
       author = {{Howard}, Robert},
        title = "Polar Magnetic Fields of the Sun from 1960-68",
    booktitle = {Bulletin of the American Astronomical Society},
         year = 1969,
       volume = {1},
        pages = {280},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969BAAS....1Q.280H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1969SoPh....7..153H,
       author = {{Howard}, Robert},
        title = "Solar Research at the Mount Wilson and Palomar Observatories",
      journal = {\solphys},
         year = 1969,
       volume = {7},
       number = {1},
        pages = {153-158},
          doi = {10.1007/BF00148412},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969SoPh....7..153H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1969SoPh....7...28B,
       author = {{Bumba}, V. and {Howard}, R.},
        title = "Solar Activity and Recurrences in Magnetic-Field Distribution",
      journal = {\solphys},
         year = 1969,
       volume = {7},
       number = {1},
        pages = {28-38},
          doi = {10.1007/BF00148402},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969SoPh....7...28B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1969sfsr.conf..397H,
       author = {{Howard}, R. and {Bumba}, V.},
        title = "On forecasts of interplanetary and geophysical conditions",
    booktitle = {Solar Flares and Space Research},
         year = 1969,
       editor = {{de Jager}, C. and {Svestka}, Z.},
       volume = {11},
        pages = {397},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969sfsr.conf..397H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1969sfsr.conf..387B,
       author = {{Bumba}, V. and {Howard}, R.},
        title = "On long-term forecasts of solar activity",
    booktitle = {Solar Flares and Space Research},
         year = 1969,
       editor = {{de Jager}, C. and {Svestka}, Z.},
       volume = {11},
        pages = {387},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969sfsr.conf..387B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1969sfsr.conf..327W,
       author = {{Wilcox}, J.~M. and {Howard}, R.},
        title = "A large scale pattern in the solar magnetic field",
    booktitle = {Solar Flares and Space Research},
         year = 1969,
       editor = {{de Jager}, C. and {Svestka}, Z.},
       volume = {11},
        pages = {327},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969sfsr.conf..327W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@BOOK{1969asmf.book.....H,
       author = {{Howard}, R. and {Bumba}, V. and {Smith}, S.~F.},
        title = "Atlas of solar magnetic fields.",
         year = 1969,
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969asmf.book.....H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1969SoPh....6..154H,
       author = {{Howard}, Robert},
        title = "Reply to K. R. Sivaraman",
      journal = {\solphys},
         year = 1969,
       volume = {6},
       number = {1},
        pages = {154-154},
          doi = {10.1007/BF00146805},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969SoPh....6..154H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1969BAICz..20...61B,
       author = {{Bumba}, V. and {Howard}, R.},
        title = "On the solar sources of recurrent geophysical effects",
      journal = {Bulletin of the Astronomical Institutes of Czechoslovakia},
         year = 1969,
       volume = {20},
        pages = {61},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969BAICz..20...61B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1969BAICz..20...18B,
       author = {{Bumba}, V. and {Howard}, R. and {Kopeck{\'y}}, M. and {Kuklin}, G.~V.},
        title = "Some regularities in the distribution of large-scale magnetic fields on the Sun",
      journal = {Bulletin of the Astronomical Institutes of Czechoslovakia},
         year = 1969,
       volume = {20},
        pages = {18},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1969BAICz..20...18B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1968SoPh....5..564W,
       author = {{Wilcox}, John M. and {Howard}, Robert},
        title = "A Large-Scale Pattern in the Solar Magnetic Field",
      journal = {\solphys},
         year = 1968,
       volume = {5},
       number = {4},
        pages = {564-574},
          doi = {10.1007/BF00147021},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1968SoPh....5..564W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1968SoPh....4..286H,
       author = {{Howard}, Robert and {Tanenbaum}, Andrew S. and {Wilcox}, John M.},
        title = "A new method of magnetograph observation of the photospheric brightness, velocity, and magnetic fields",
      journal = {\solphys},
         year = 1968,
       volume = {4},
       number = {3},
        pages = {286-299},
          doi = {10.1007/BF00149559},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1968SoPh....4..286H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1968PhRvL..20.1252W,
       author = {{Wilcox}, John M. and {Howard}, Robert},
        title = "Persistent Solar Magnetic Pattern Extending Over Equatorial Latitudes",
      journal = {\prl},
         year = 1968,
       volume = {20},
       number = {22},
        pages = {1252-1254},
          doi = {10.1103/PhysRevLett.20.1252},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1968PhRvL..20.1252W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1968SoPh....3..434H,
       author = {{Howard}, Robert and {Livingston}, William C.},
        title = "Some Observations bearing on the Problem of the Short-Period Oscillations",
      journal = {\solphys},
         year = 1968,
       volume = {3},
       number = {3},
        pages = {434-438},
          doi = {10.1007/BF00171615},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1968SoPh....3..434H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1968IAUS...35...33S,
       author = {{Smith}, Sara F. and {Howard}, Robert},
        title = "Magnetic Classification of Active Regions",
    booktitle = {Structure and Development of Solar Active Regions},
         year = 1968,
       editor = {{Kiepenheuer}, Karl Otto},
       volume = {35},
        pages = {33},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1968IAUS...35...33S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1968IAUS...35...13B,
       author = {{Bumba}, V. and {Howard}, R. and {Martres}, M.~J. and {Soru-Iscovici}, I.},
        title = "Patterns of Active Region Magnetic Field Development",
    booktitle = {Structure and Development of Solar Active Regions},
         year = 1968,
       editor = {{Kiepenheuer}, Karl Otto},
       volume = {35},
        pages = {13},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1968IAUS...35...13B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1968BAICz..19..180K,
       author = {{Kr{\"u}ger}, A. and {Bumba}, V. and {Howard}, R. and {Kleczek}, J.},
        title = "The interplanetary sector structure and solar radio emission",
      journal = {Bulletin of the Astronomical Institutes of Czechoslovakia},
         year = 1968,
       volume = {19},
        pages = {180},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1968BAICz..19..180K},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1968AJS....73Q..84W,
       author = {{Wilcox}, John M. and {Howard}, Robert},
        title = "Large-Scale Structure of the Photospheric Magnetic Field.",
      journal = {The Astronomical Journal Supplement},
         year = 1968,
       volume = {73},
        pages = {84},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1968AJS....73Q..84W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1968AJS....73Q..80T,
       author = {{Tanenbaum}, Andrew S. and {Wilcox}, John M. and {Howard}, Robert},
        title = "A New Method of Magnetograph Observations of the Photospheric Brightness, Velocity, and Magnetic Fields.",
      journal = {The Astronomical Journal Supplement},
         year = 1968,
       volume = {73},
        pages = {80},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1968AJS....73Q..80T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1967S&T....34..296H,
       author = {{Howard}, Robert},
        title = "Budapest Symposium on Solar Active Regions",
      journal = {\skytel},
         year = 1967,
       volume = {34},
        pages = {296},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1967S&T....34..296H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1967SoPh....2....3H,
       author = {{Howard}, Robert},
        title = "Velocity Fields in the Solar Atmosphere",
      journal = {\solphys},
         year = 1967,
       volume = {2},
       number = {1},
        pages = {3-33},
          doi = {10.1007/BF00155889},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1967SoPh....2....3H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1967ASPL...10...25H,
       author = {{Howard}, Robert},
        title = "Magnetic Fields and the Solar Cycle",
      journal = {Leaflet of the Astronomical Society of the Pacific},
         year = 1967,
       volume = {10},
       number = {454},
        pages = {25-32},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1967ASPL...10...25H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1967mrs..conf..131B,
       author = {{Bumba}, V. and {Howard}, Robert and {Smith}, Sara F.},
        title = "The Sun as a Magnetic Star",
    booktitle = {Magnetic and Related Stars},
         year = 1967,
       editor = {{Cameron}, Robert C.},
        pages = {131},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1967mrs..conf..131B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@BOOK{1967asmf.book.....H,
       author = {{Howard}, Robert and {Bumba}, V. and {Smith}, Sara F.},
        title = "Atlas of solar magnetic fields",
         year = 1967,
       adsurl = {https://ui.adsabs.harvard.edu/abs/1967asmf.book.....H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1967ARA&A...5....1H,
       author = {{Howard}, Robert},
        title = "Magnetic Field of the Sun (observational)",
      journal = {\araa},
         year = 1967,
       volume = {5},
        pages = {1},
          doi = {10.1146/annurev.aa.05.090167.000245},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1967ARA&A...5....1H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1966ApJ...146..367Z,
       author = {{Zirin}, Harold and {Howard}, Robert},
        title = "The Structure of the Solar Chromosphere. II. Spectroheliograms in {\ensuremath{\lambda}} 10830 {\r{A}} and Their Interpretation",
      journal = {\apj},
         year = 1966,
       volume = {146},
        pages = {367},
          doi = {10.1086/148900},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1966ApJ...146..367Z},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1966Obs....86..160H,
       author = {{Howard}, R.},
        title = "On the measurement of small-scale magnetic fields on the Sun",
      journal = {The Observatory},
         year = 1966,
       volume = {86},
        pages = {160-162},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1966Obs....86..160H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1966ApJ...143..592B,
       author = {{Bumba}, V. and {Howard}, Robert},
        title = "A Note on the Identification of ``m'' Regions",
      journal = {\apj},
         year = 1966,
       volume = {143},
        pages = {592},
          doi = {10.1086/148538},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1966ApJ...143..592B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1965Sci...149.1331B,
       author = {{Bumba}, V. and {Howard}, Robert},
        title = "Solar Magnetic Fields",
      journal = {Science},
         year = 1965,
       volume = {149},
       number = {3690},
        pages = {1331-1337},
          doi = {10.1126/science.149.3690.1331},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1965Sci...149.1331B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1965ApJ...142..796B,
       author = {{Bumba}, V. and {Howard}, Robert},
        title = "On the Development of Solar Flares Within the Calcium Network.",
      journal = {\apj},
         year = 1965,
       volume = {142},
        pages = {796},
          doi = {10.1086/148344},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1965ApJ...142..796B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1965ApJ...141.1502B,
       author = {{Bumba}, V. and {Howard}, Robert},
        title = "Large-Scale Distribution of Solar Magnetic Fields.",
      journal = {\apj},
         year = 1965,
       volume = {141},
        pages = {1502},
          doi = {10.1086/148238},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1965ApJ...141.1502B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1965ApJ...141.1492B,
       author = {{Bumba}, V. and {Howard}, Robert},
        title = "A Study of the Development of Active Regions on the Sun.",
      journal = {\apj},
         year = 1965,
       volume = {141},
        pages = {1492},
          doi = {10.1086/148237},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1965ApJ...141.1492B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1965Sci...147.1087H,
       author = {{Howard}, Robert and {Leighton}, Robert and {Zirin}, Harold and {Whitford}, A.~E.},
        title = "Solar Astronomy Neglected",
      journal = {Science},
         year = 1965,
       volume = {147},
       number = {3662},
        pages = {1087-1088},
          doi = {10.1126/science.147.3662.1087-b},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1965Sci...147.1087H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1965PASP...77...55B,
       author = {{Bumba}, V. and {Howard}, R. and {Kleczek}, J.},
        title = "Association of Green-Line Coronal Features with Photospheric Magnetic Fields",
      journal = {\pasp},
         year = 1965,
       volume = {77},
       number = {454},
        pages = {55},
          doi = {10.1086/128152},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1965PASP...77...55B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1965IAUS...22..129H,
       author = {{Howard}, R.},
        title = "Introductory report",
    booktitle = {Stellar and Solar Magnetic Fields},
         year = 1965,
       editor = {{Lust}, R.},
       volume = {22},
        pages = {129},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1965IAUS...22..129H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1965AJ.....70R.330S,
       author = {{Smith}, Sara F. and {Ramsey}, Harry E. and {Howard}, Robert},
        title = "Some Characteristic Properties of Solar Magnetic Fields.",
      journal = {\aj},
         year = 1965,
       volume = {70},
        pages = {330},
          doi = {10.1086/109605},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1965AJ.....70R.330S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1964ApJ...139.1328H,
       author = {{Howard}, Robert and {Harvey}, J.~W.},
        title = "Photospheric Magnetic Fields and Chromospheric Features.",
      journal = {\apj},
         year = 1964,
       volume = {139},
        pages = {1328},
          doi = {10.1086/147867},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1964ApJ...139.1328H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1964susp.conf..220B,
       author = {{Bumba}, V. and {Howard}, R.},
        title = "The development of sunspot groups and the supergranular pattern",
    booktitle = {Atti del Convegno Sulle Macchie Solari},
         year = 1964,
        pages = {220},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1964susp.conf..220B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INCOLLECTION{1964NASSP..50...89H,
       author = {{Howard}, R.},
        title = "Magnetic Observations Relating to Solar Flares",
    booktitle = {NASA Special Publication},
         year = 1964,
       volume = {50},
        pages = {89},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1964NASSP..50...89H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1964Ast....69..535B,
       author = {{Bumba}, V. and {Howard}, R.~F. and {Smith}, S.~F.},
        title = "Large-Scale Patterns of Solar Magnetic Fields",
      journal = {Astronomy},
         year = 1964,
       volume = {69},
        pages = {535},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1964Ast....69..535B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1964AJ.....69Q.535B,
       author = {{Bumba}, V. and {Howard}, Robert and {Smith}, Sara F.},
        title = "Large-Scale Patterns of the Solar Magnetic Field.",
      journal = {\aj},
         year = 1964,
       volume = {69},
        pages = {535},
          doi = {10.1086/109387},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1964AJ.....69Q.535B},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1963ApJ...138.1312H,
       author = {{Howard}, Robert},
        title = "On the Relation of Major Solar Flares with Changes in Sunspot Areas.",
      journal = {\apj},
         year = 1963,
       volume = {138},
        pages = {1312},
          doi = {10.1086/147730},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1963ApJ...138.1312H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1963ApJ...138..303C,
       author = {{Cragg}, T. and {Howard}, R. and {Zirin}, H.},
        title = "Vertical Structures in the Chromosphere.",
      journal = {\apj},
         year = 1963,
       volume = {138},
        pages = {303},
          doi = {10.1086/147643},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1963ApJ...138..303C},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1963ApJ...137.1242H,
       author = {{Howard}, Robert and {Severny}, A.},
        title = "Solar Magnetic Fields and the Great Flare of July 16, 1959.",
      journal = {\apj},
         year = 1963,
       volume = {137},
        pages = {1242},
          doi = {10.1086/147600},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1963ApJ...137.1242H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1962ApJ...136..211H,
       author = {{Howard}, Robert},
        title = "Preliminary Solar Magnetograph Observations with Small Apertures.",
      journal = {\apj},
         year = 1962,
       volume = {136},
        pages = {211},
          doi = {10.1086/147365},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1962ApJ...136..211H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1962ASPL....8..359H,
       author = {{Howard}, Robert},
        title = "Solar Magnetic Fields",
      journal = {Leaflet of the Astronomical Society of the Pacific},
         year = 1962,
       volume = {8},
       number = {396},
        pages = {359},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1962ASPL....8..359H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1960ApJ...132..218H,
       author = {{Howard}, Robert and {Babcock}, Horace W.},
        title = "Magnetic Fields Associated with the Solar Flare of July 16, 1959.",
      journal = {\apj},
         year = 1960,
       volume = {132},
        pages = {218},
          doi = {10.1086/146915},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1960ApJ...132..218H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1959Natur.184..351H,
       author = {{Howard}, Robert and {Cragg}, Thomas and {Babcock}, Horace W.},
        title = "Magnetic Field Associated with a Great Solar Flare",
      journal = {\nat},
         year = 1959,
       volume = {184},
       number = {4683},
        pages = {351},
          doi = {10.1038/184351a0},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1959Natur.184..351H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1959ApJ...130..193H,
       author = {{Howard}, Robert},
        title = "Observations of Solar Magnitic Fields.",
      journal = {\apj},
         year = 1959,
       volume = {130},
        pages = {193},
          doi = {10.1086/146708},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1959ApJ...130..193H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1958ApJ...128..142W,
       author = {{Weymann}, Ray and {Howard}, Robert},
        title = "Note on Hydromagnetic Waves Passing Through an Atmosphere with a Density Gradient.",
      journal = {\apj},
         year = 1958,
       volume = {128},
        pages = {142},
          doi = {10.1086/146528},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1958ApJ...128..142W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1958ApJ...127..108H,
       author = {{Howard}, Robert},
        title = "Excitation Temperatures and Turbulent Velocities in Sunspots.",
      journal = {\apj},
         year = 1958,
       volume = {127},
        pages = {108},
          doi = {10.1086/146443},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1958ApJ...127..108H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@PHDTHESIS{1957PhDT.........2H,
       author = {{Howard}, Robert},
        title = "Excitation Temperatures and Turbulent Velocities in Sunspots.",
       school = {Princeton University, New Jersey},
         year = 1957,
       adsurl = {https://ui.adsabs.harvard.edu/abs/1957PhDT.........2H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1957ApJ...125..233S,
       author = {{Schwarzschild}, M. and {Howard}, R. and {H{\"a}rm}, R.},
        title = "Inhomogeneous Stellar Models. V. a. Solar Model with Convective Envelope and Inhomogeneous Interior.",
      journal = {\apj},
         year = 1957,
       volume = {125},
        pages = {233},
          doi = {10.1086/146297},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1957ApJ...125..233S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1957AJ.....62R.143H,
       author = {{Howard}, Robert},
        title = "An analysis of the spectra of sunspots.",
      journal = {\aj},
         year = 1957,
       volume = {62},
        pages = {143},
          doi = {10.1086/107637},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1957AJ.....62R.143H},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1955ApJ...122..353S,
       author = {{Schwarzschild}, M. and {Searle}, L. and {Howard}, R.},
        title = "On the Colors of Subdwarfs.",
      journal = {\apj},
         year = 1955,
       volume = {122},
        pages = {353},
          doi = {10.1086/146094},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1955ApJ...122..353S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1955ApJ...121..102S,
       author = {{Slettebak}, Arne and {Howard}, Robert F.},
        title = "Axial Rotation in the Brighter Stars of Draper Types B2-B5.",
      journal = {\apj},
         year = 1955,
       volume = {121},
        pages = {102},
          doi = {10.1086/145968},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1955ApJ...121..102S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1781RSPT...71R...1S,
       author = {{Secundo}, Carolo and {Howard}},
        title = "Charta Prima, Praesidi, Concilio, et Sodalibus Regalis Societatis Londini, a Rege Carolo Secundo Concessa, a. D. Mdclxii",
      journal = {Phil.\ Trans.\ Royal Soc.\ London I},
         year = 1781,
       volume = {71},
        pages = {1-18},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1781RSPT...71R...1S},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}


