@ARTICLE{2005SoPh..229...13N,
       author = {{Neckel}, Heinz},
        title = "Analytical Reference Functions F({\ensuremath{\lambda}}) for the Sun's Limb Darkening and Its Absolute Continuum Intensities ({\ensuremath{\lambda}}{\ensuremath{\lambda}} 300 to 1100 m)",
      journal = {\solphys},
         year = 2005,
       volume = {229},
       number = {1},
        pages = {13-33},
          doi = {10.1007/s11207-005-4081-z},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2005SoPh..229...13N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2003SoPh..212..239N,
       author = {{Neckel}, Heinz},
        title = "On the sun's absolute disk-center and mean disk intensities, its limb darkening, and its `limb temperature' ({\ensuremath{\lambda}}{\ensuremath{\lambda}}330 to 1099 nm)",
      journal = {\solphys},
         year = 2003,
       volume = {212},
       number = {2},
        pages = {239-250},
          doi = {10.1023/A:1022929504779},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2003SoPh..212..239N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INCOLLECTION{2001eaa..bookE2012N,
       author = {{Neckel}, H.},
        title = "Solar Photosphere: Center-to-limb Variation",
    booktitle = {Encyclopedia of Astronomy and Astrophysics},
         year = 2001,
       editor = {{Murdin}, P.},
          eid = {2012},
        pages = {2012},
          doi = {10.1888/0333750888/2012},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2001eaa..bookE2012N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{2000MitAG..83....5N,
       author = {{Neckel}, H.},
        title = "Alfred Bohrmann (28. Februar 1904 - 4. Januar 2000).",
      journal = {Mitteilungen der Astronomischen Gesellschaft Hamburg},
         year = 2000,
       volume = {83},
        pages = {5-8},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2000MitAG..83....5N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1999SoPh..184..421N,
       author = {{Neckel}, H.},
        title = "Announcement",
      journal = {\solphys},
         year = 1999,
       volume = {184},
        pages = {421-422},
          doi = {10.1023/A:1017165208013},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1999SoPh..184..421N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1997SoPh..171..257N,
       author = {{Neckel}, Heinz},
        title = "On the Wavelength Dependency (and its Variations) of the Ratio Disk-Averaged to Disk-Center Intensity, F/I$\_{0}$ ({\ensuremath{\lambda}}{\ensuremath{\lambda}}0.385 to 10 {textmu}m)",
      journal = {\solphys},
         year = 1997,
       volume = {171},
       number = {2},
        pages = {257-268},
          doi = {10.1023/A:1004935022635},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1997SoPh..171..257N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1996A&AS..120...35G,
       author = {{Greve}, A. and {Neckel}, H.},
        title = "On the consistency of solar limb darkening observations at UV wavelengths (2000-3300A).",
      journal = {\aaps},
         year = 1996,
       volume = {120},
        pages = {35-39},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996A&AS..120...35G},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1996SoPh..167....9N,
       author = {{Neckel}, Heinz},
        title = "On the wavelength dependency of solar limb darkening ({\ensuremath{\lambda}}{\ensuremath{\lambda}}303 to 1099 nm)",
      journal = {\solphys},
         year = 1996,
       volume = {167},
       number = {1-2},
        pages = {9-23},
          doi = {10.1007/BF00146325},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996SoPh..167....9N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1996A&A...311..245F,
       author = {{Fernley}, J. and {Neckel}, H. and {Solano}, E. and {Wamsteker}, W.},
        title = "A study of solar analogues in the ultraviolet.",
      journal = {\aap},
         year = 1996,
       volume = {311},
        pages = {245-252},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996A&A...311..245F},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1996SoPh..163....1W,
       author = {{Wittmann}, Axel D. and {Neckel}, Heinz},
        title = "On the Relation between the Sun's (Geocentric) Angular Diameter and the Observed (Topocentric) `Drift Time'",
      journal = {\solphys},
         year = 1996,
       volume = {163},
       number = {1},
        pages = {1-5},
          doi = {10.1007/BF00165452},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1996SoPh..163....1W},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1995SoPh..156....7N,
       author = {{Neckel}, Heinz},
        title = "The Solar Radius Derived from Limb-Darkening Scans Obtained in 1981 and from 1986 to 1990",
      journal = {\solphys},
         year = 1995,
       volume = {156},
       number = {1},
        pages = {7-16},
          doi = {10.1007/BF00669571},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1995SoPh..156....7N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1994SoPh..153...91N,
       author = {{Neckel}, Heinz and {Labs}, Dietrich},
        title = "Solar Limb Darkening 1986-1990 Lambda 303-NANOMETERS to 1099-NANOMETERS",
      journal = {\solphys},
         year = 1994,
       volume = {153},
       number = {1-2},
        pages = {91-114},
          doi = {10.1007/BF00712494},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1994SoPh..153...91N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1994svsp.coll...37N,
       author = {{Neckel}, H.},
        title = "Solar Absolute Reference Spectrum",
    booktitle = {Invited Papers from IAU Colloquium 143: The Sun as a Variable Star: Solar and Stellar Irradiance Variations},
         year = 1994,
       editor = {{Pap}, J.~M. and {Fr{\"{o}}hlich}, C. and {Hudson}, H.~S. and {Solanki}, S.~K.},
        pages = {37},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1994svsp.coll...37N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1990SoPh..126..207N,
       author = {{Neckel}, Heinz and {Labs}, Dietrich},
        title = "Variations of `wavelengths' and `bisector indices' of 70 solar spectral lines between 3300 and 3960 {\r{A}} in Kitt Peak FTS spectra",
      journal = {\solphys},
         year = 1990,
       volume = {126},
       number = {2},
        pages = {207-266},
          doi = {10.1007/BF00153049},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1990SoPh..126..207N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1990SoPh..126...47N,
       author = {{Neckel}, Heinz and {Labs}, Dietrich},
        title = "The role of telescopic stray light in limb-darkening scans obtained in April 1981 (and later)",
      journal = {\solphys},
         year = 1990,
       volume = {126},
       number = {1},
        pages = {47-52},
          doi = {10.1007/BF00158297},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1990SoPh..126...47N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1989S&W....28..296N,
       author = {{Neckel}, H.},
        title = "Penn{\"a}ler-Astronomie in verr{\"u}ckter Zeit.",
      journal = {Sterne und Weltraum},
         year = 1989,
       volume = {28},
       number = {5},
        pages = {296-303},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1989S&W....28..296N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1989SoPh..120..205N,
       author = {{Neckel}, Heinz and {Labs}, Dietrich},
        title = "Multiplier hysteresis and image motion errors in limb darkening scans obtained in April 1981 (and later)",
      journal = {\solphys},
         year = 1989,
       volume = {120},
       number = {1},
        pages = {205-207},
          doi = {10.1007/BF00148544},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1989SoPh..120..205N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1989HiA.....8..672M,
       author = {{McIntosh}, P. and {Snodgrass}, H. and {Mouradian}, Z. and {Harvey}, K. and {Altrock}, R. and {Simon}, P. and {Legrand}, J. -P. and {Alissandrakis}, G. and {Neckel}, H. and {Petropoulos}, P. and {Poulakis}, X. and {Gokhale}, M.~H. and {Sivaraman}, K.~R. and {Pap}, J.},
        title = "SYSTEMATIC OBSERVATIONS OF THE SUN (In honour of Helen Dodson Prince): Observations",
      journal = {Highlights of Astronomy},
         year = 1989,
       volume = {8},
        pages = {672},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1989HiA.....8..672M},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1988srov.proc..201N,
       author = {{Neckel}, H. and {Labs}, D.},
        title = "Asymmetry and Variations of Solar Limb Darkening",
    booktitle = {Solar Radiative Output Variation},
         year = 1988,
       editor = {{Foukal}, Peter},
        pages = {201},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1988srov.proc..201N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1987SoPh..107..203L,
       author = {{Labs}, D. and {Neckel}, H. and {Simon}, P.~C. and {Thuillier}, G.},
        title = "Ultraviolet Solar Irradiance Measurement from 200-NM to 358-NM during SPACELAB-1 Mission",
      journal = {\solphys},
         year = 1987,
       volume = {107},
       number = {2},
        pages = {203-219},
          doi = {10.1007/BF00152019},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1987SoPh..107..203L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1987A&A...176..372N,
       author = {{Neckel}, H.},
        title = "Erratum - the Bright Stars with Ubv-Colors Close to those of the Sun",
      journal = {\aap},
         year = 1987,
       volume = {176},
        pages = {372},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1987A&A...176..372N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1987SoPh..110..139N,
       author = {{Neckel}, Heinz and {Labs}, Dietrich},
        title = "Asymmetry and variations of solar limb darkening along the diameter defined by diurnal motion in April 1981",
      journal = {\solphys},
         year = 1987,
       volume = {110},
       number = {1},
        pages = {139-170},
          doi = {10.1007/BF00148209},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1987SoPh..110..139N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@MISC{1987STIN...8725262L,
       author = {{Labs}, D. and {Neckel}, H. and {Simon}, P.~C. and {Thuillier}, G.},
        title = "Ultraviolet solar irradiance measurement from 200 to 358 NM during Spacelab 1 mission",
         year = 1987,
        pages = {25262},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1987STIN...8725262L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986A&A...169..194N,
       author = {{Neckel}, H.},
        title = "The ``bright stars'' with UBV-colors close to those of the Sun.",
      journal = {\aap},
         year = 1986,
       volume = {169},
        pages = {194-200},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986A&A...169..194N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986A&A...167...97N,
       author = {{Neckel}, H.},
        title = "Absolute magnitudes and luminosity-related physical parameters of the'solar analog' - candidates 16 CYG A and B.",
      journal = {\aap},
         year = 1986,
       volume = {167},
        pages = {97-105},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986A&A...167...97N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986A&A...159..175N,
       author = {{Neckel}, H.},
        title = "The absolute energy distributions of the sun, of the 'solar analogs' 16 CYG B, Hyades VB 64, 16 CYG A and of the standard stars alpha LYR and 29 Psc.",
      journal = {\aap},
         year = 1986,
       volume = {159},
        pages = {175-188},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986A&A...159..175N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1986HiA.....7..863N,
       author = {{Neckel}, H.},
        title = "On the absolute energy distributions of the sun, of the ``solar analogs'' 16 Cyg B, 16 Cyg A, VB 64 and of Vega.",
      journal = {Highlights of Astronomy},
         year = 1986,
       volume = {7},
        pages = {863-873},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1986HiA.....7..863N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985SoPh...95..229N,
       author = {{Neckel}, H. and {Labs}, D.},
        title = "Solar line blocking for disk-center and disk-averaged radiation from 3300 to 6860 {\r{A}}",
      journal = {\solphys},
         year = 1985,
       volume = {95},
       number = {2},
        pages = {229-238},
          doi = {10.1007/BF00152400},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985SoPh...95..229N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1985SSNew...7....4N,
       author = {{Neckel}, H.},
        title = "On the absolute energy distributions of the Sun, of the ``solar analogs'' 16 Cyg B, Hyades VB 64, 16 Cyg A, and of the standard stars {\ensuremath{\alpha}} Lyr and 29 Psc.",
      journal = {Stand. Star Newsl},
         year = 1985,
       volume = {7},
        pages = {4},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985SSNew...7....4N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1985IAUS..111..473N,
       author = {{Neckel}, H. and {Labs}, D.},
        title = "High-precision solar radiation data for {\ensuremath{\lambda}}{\ensuremath{\lambda}}3300 - 12500 {\r{A}}.",
    booktitle = {Calibration of Fundamental Stellar Quantities},
         year = 1985,
       editor = {{Hayes}, D.~S. and {Pasinetti}, L.~E. and {Philip}, A.~G.~D.},
       volume = {111},
        pages = {473-474},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1985IAUS..111..473N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984SSRv...38..187N,
       author = {{Neckel}, H.},
        title = "Recent improvements of the basic solar radiation data for {\ensuremath{\lambda}}{\ensuremath{\lambda}} 3300-12500 {\r{a}}",
      journal = {\ssr},
         year = 1984,
       volume = {38},
       number = {3-4},
        pages = {187-202},
          doi = {10.1007/BF00176829},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984SSRv...38..187N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984Sci...225..182T,
       author = {{Thuillier}, G. and {Goutail}, J.~P. and {Simon}, P.~C. and {Pastiels}, R. and {Labs}, D. and {Neckel}, H.},
        title = "Measurement of the Solar Spectral Irradiance from 200 to 3000 Nanometers",
      journal = {Science},
         year = 1984,
       volume = {225},
       number = {4658},
        pages = {182-184},
          doi = {10.1126/science.225.4658.182},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984Sci...225..182T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984SoPh...90..205N,
       author = {{Neckel}, H. and {Labs}, D.},
        title = "The solar radiation between 3300 and 12500 {\r{A}}",
      journal = {\solphys},
         year = 1984,
       volume = {90},
       number = {2},
        pages = {205-258},
          doi = {10.1007/BF00173953},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984SoPh...90..205N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1984SoPh...92..391N,
       author = {{Neckel}, H. and {Labs}, D.},
        title = "Erratum - the Solar Radiation Between 3300 and 12500A",
      journal = {\solphys},
         year = 1984,
       volume = {92},
        pages = {391},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1984SoPh...92..391N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1983wuh..conf...27N,
       author = {{Neckel}, H.},
        title = "Sonnenbeobachtungen vom Raumlabor ``Spacelab'' aus.",
    booktitle = {Wissenschaftsberichte aus der Universit\&auml;t Hamburg: 150 Jahre Hamburger Sternwarte},
         year = 1983,
        pages = {27-29},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1983wuh..conf...27N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981SoPh...74..531T,
       author = {{Thuillier}, G. and {Simon}, P.~C. and {Labs}, D. and {Pastiels}, R. and {Neckel}, H.},
        title = "An instrument to measure the solar spectrum from 170 to 3200 nm on board Spacelab.",
      journal = {\solphys},
         year = 1981,
       volume = {74},
       number = {2},
        pages = {531-537},
          doi = {10.1007/BF00154536},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981SoPh...74..531T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1981NASCP2191..165T,
       author = {{Thuillier}, G. and {Simon}, P.~C. and {Pastiels}, R. and {Labs}, D. and {Neckel}, H.},
        title = "An instrument to measure the solar spectrum from 170 to 3200 NM on board Spacelab",
    booktitle = {NASA Conference Publication},
         year = 1981,
       series = {NASA Conference Publication},
       volume = {2191},
        pages = {165-173},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981NASCP2191..165T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1981SoPh...74..231N,
       author = {{Neckel}, H. and {Labs}, D.},
        title = "Improved Data of Solar Spectral Irradiance from 0.33-MICRONS to 1.25-MICRONS",
      journal = {\solphys},
         year = 1981,
       volume = {74},
       number = {1},
        pages = {231-249},
          doi = {10.1007/BF00151293},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981SoPh...74..231N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1981sucl.conf..421T,
       author = {{Thuillier}, G. and {Simon}, P.~C. and {Labs}, D. and {Pastiels}, R. and {Neckel}, H.},
        title = "An Instrument to Measure the Solar Spectrum from 170 TO 3200 NM on Board Spacelab",
    booktitle = {Sun and Climate (Soleil et climat)},
         year = 1981,
        pages = {421},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1981sucl.conf..421T},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1975A&A....42..379N,
       author = {{Neckel}, H.},
        title = "The distribution of masses, ages and luminosities of population I field giants.",
      journal = {\aap},
         year = 1975,
       volume = {42},
       number = {3},
        pages = {379-393},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975A&A....42..379N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1975scea.conf..317N,
       author = {{Neckel}, H.},
        title = "Precision and Consistency of Current Solar Radiation Data",
    booktitle = {The Solar Constant and the Earth's Atmosphere},
         year = 1975,
       editor = {{Zirin}, H. and {Walter}, J.},
        pages = {317},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975scea.conf..317N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1975MitAG..36..166N,
       author = {{Neckel}, H.},
        title = "Absolute Helligkeiten und Massen der Sterne des Feldriesenastes",
      journal = {Mitteilungen der Astronomischen Gesellschaft Hamburg},
         year = 1975,
       volume = {36},
        pages = {166},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975MitAG..36..166N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1975MitAG..36..160N,
       author = {{Neckel}, H.},
        title = "Helligkeiten und Farben von 1030 fr{\"u}hen M-Sternen in der n{\"o}rdlichen Milchstra{\ss}e",
      journal = {Mitteilungen der Astronomischen Gesellschaft Hamburg},
         year = 1975,
       volume = {36},
        pages = {160},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1975MitAG..36..160N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1974A&A....35...99N,
       author = {{Neckel}, H.},
        title = "On a possible generalization of the Wilson-Bappu effect.",
      journal = {\aap},
         year = 1974,
       volume = {35},
        pages = {99-104},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1974A&A....35...99N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1974A&AS...18..169N,
       author = {{Neckel}, H.},
        title = "Photoelectric catalogue of 1030 BD M-type stars located along the galactic equator.",
      journal = {\aaps},
         year = 1974,
       volume = {18},
        pages = {169},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1974A&AS...18..169N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1973srmi.symp..326N,
       author = {{Neckel}, H. and {Labs}, D.},
        title = "Proposal for a consistent system of the basic solar radiation data",
    booktitle = {Solar Radiation Measures and Instrumentation},
         year = 1973,
        pages = {326-349},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1973srmi.symp..326N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1973srmi.symp..269L,
       author = {{Labs}, D. and {Neckel}, H.},
        title = "Intensity of the center of the solar disk in the spectral region 0.33 to 1.25 micron measured from high mountain station",
    booktitle = {Solar Radiation Measures and Instrumentation},
         year = 1973,
        pages = {269-307},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1973srmi.symp..269L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1973IAUS...54..149N,
       author = {{Neckel}, H. and {Labs}, D.},
        title = "Absolute Solar Intensities and the Solar Constant",
    booktitle = {Problems of Calibration of Absolute Magnitudes and Temperature of Stars},
         year = 1973,
       editor = {{Hauck}, B. and {Westerlund}, Bengt E.},
       volume = {54},
        pages = {149},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1973IAUS...54..149N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1973IAUS...54...57N,
       author = {{Neckel}, H. and {Klawitter}, P.},
        title = "Absolute Magnitudes and Colours of Field Giant Branch Stars",
    booktitle = {Problems of Calibration of Absolute Magnitudes and Temperature of Stars},
         year = 1973,
       editor = {{Hauck}, B. and {Westerlund}, Bengt E.},
       volume = {54},
        pages = {57},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1973IAUS...54...57N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1972SoPh...22...64L,
       author = {{Labs}, Dietrich and {Neckel}, Heinz},
        title = "Remarks on the Convergency of Photospheric Model Conceptions and the Solar Quasi Continuum",
      journal = {\solphys},
         year = 1972,
       volume = {22},
       number = {1},
        pages = {64-69},
          doi = {10.1007/BF00145462},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1972SoPh...22...64L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1971SoPh...19....3L,
       author = {{Labs}, Dietrich and {Neckel}, Heinz},
        title = "The Solar Constant (A Compilation of Recent Measurements)",
      journal = {\solphys},
         year = 1971,
       volume = {19},
       number = {1},
        pages = {3-15},
          doi = {10.1007/BF00148818},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1971SoPh...19....3L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1970SoPh...15...79L,
       author = {{Labs}, Dietrich and {Neckel}, Heinz},
        title = "Transformation of the absolute solar radiation data into the `International Practical Temperature Scale of 1968'",
      journal = {\solphys},
         year = 1970,
       volume = {15},
       number = {1},
        pages = {79-87},
          doi = {10.1007/BF00149474},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1970SoPh...15...79L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1968ZA.....69....1L,
       author = {{Labs}, D. and {Neckel}, H.},
        title = "The Radiation of the Solar Photosphere from 2000 {\r{A}} to 100 {\ensuremath{\mu}}m",
      journal = {\zap},
         year = 1968,
       volume = {69},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1968ZA.....69....1L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@INPROCEEDINGS{1967lts..conf..447N,
       author = {{Neckel}, H.},
        title = "The use of early M-type stars for determining interstellar absorption",
    booktitle = {Late-Type Stars},
         year = 1967,
       editor = {{Hack}, Margherita},
        pages = {447},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1967lts..conf..447N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1967ZA.....65..133L,
       author = {{Labs}, D. and {Neckel}, H.},
        title = "Die absolute Strahlungsintensit{\"a}t der Mitte der Sonnenscheibe im Spektralbereich 3288 <= {\ensuremath{\lambda}} <= 12480 {\r{A}}",
      journal = {\zap},
         year = 1967,
       volume = {65},
        pages = {133},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1967ZA.....65..133L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1965ZA.....62..180N,
       author = {{Neckel}, H.},
        title = "Die optische Dicke der galaktischen Absorptionsschicht bei Ber{\"u}cksichtigung der Helligkeitsverteilung in den Galaxien. Mit 1 Textabbildung",
      journal = {\zap},
         year = 1965,
       volume = {62},
        pages = {180},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1965ZA.....62..180N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1963ApJ...138..296L,
       author = {{Labs}, A.~D. and {Neckel}, H.},
        title = "Absolute Intensities of the Center of the Solar Disk in the Spectral Range from 6389 TO 12480.",
      journal = {\apj},
         year = 1963,
       volume = {138},
        pages = {296},
          doi = {10.1086/147639},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1963ApJ...138..296L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1963ZA.....57..283L,
       author = {{Labs}, D. and {Neckel}, H.},
        title = "Die absolute Strahlungsintensit{\"a}t der Mitte der Sonnenscheibe im Spektralbereich 6389 >= {\ensuremath{\lambda}} >= 12480 {\r{A}}. Mit 3 Textabbildungen",
      journal = {\zap},
         year = 1963,
       volume = {57},
        pages = {283},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1963ZA.....57..283L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1962ApJ...135..969L,
       author = {{Labs}, D. and {Neckel}, H.},
        title = "Absolute Intensities in the Visible Part of the Solar Spectrum.",
      journal = {\apj},
         year = 1962,
       volume = {135},
        pages = {969},
          doi = {10.1086/147342},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1962ApJ...135..969L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1962ZA.....55..269L,
       author = {{Labs}, D. and {Neckel}, H.},
        title = "Die absolute Strahlungsintensit{\"a}t der Sonnenmitte im Spektralbereich 4010 <= {\ensuremath{\lambda}} <= 6569 {\r{A}}. Mit 11 Textabbildungen",
      journal = {\zap},
         year = 1962,
       volume = {55},
        pages = {269},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1962ZA.....55..269L},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1962ZA.....55..166N,
       author = {{Neckel}, H.},
        title = "Lichtelektrische Infrarot-Farbenindizes Roter Sterne. Mit 4 Textabbildungen",
      journal = {\zap},
         year = 1962,
       volume = {55},
        pages = {166},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1962ZA.....55..166N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1958MPC...1825...1K,
       author = {{Konig}, A. and {Richter}, G. and {Neckel}, H. and {Wenzel}, W.},
        title = "Approximate Positions of Minor Planets Observed at Heidelberg",
      journal = {Minor Planet Circulars},
         year = 1958,
       volume = {1825},
          eid = {1},
        pages = {1},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1958MPC...1825...1K},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1958ApJ...128..510N,
       author = {{Neckel}, Heinz},
        title = "The Distribution of the BD M-Type Stars Along the Galactic Equator.",
      journal = {\apj},
         year = 1958,
       volume = {128},
        pages = {510},
          doi = {10.1086/146568},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1958ApJ...128..510N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1958ZA.....44..153N,
       author = {{Neckel}, H.},
        title = "Die Randverdunklung der Sonne bei 4674 {\r{A}} und die Temperatureverteilung in den {\"a}u{\ensuremath{\beta}}ersten Photosph{\"a}renschichten. Mit 4 Textabbildungen.",
      journal = {\zap},
         year = 1958,
       volume = {44},
        pages = {153},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1958ZA.....44..153N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1958ZA.....44..100N,
       author = {{Neckel}, H.},
        title = "Die Temperaturverteilung der Sonnenphotosph{\"a}re aus Restintensit{\"a}ten von Fraunhoferlinien. Mit 2 Textabbildungen",
      journal = {\zap},
         year = 1958,
       volume = {44},
        pages = {100},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1958ZA.....44..100N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@ARTICLE{1958Natur.181..257N,
       author = {{Neckel}, Heinz},
        title = "A Photographic Observation of the Satellite 1957 Beta leaving the Earth's Shadow",
      journal = {\nat},
         year = 1958,
       volume = {181},
       number = {4604},
        pages = {257-258},
          doi = {10.1038/181257a0},
       adsurl = {https://ui.adsabs.harvard.edu/abs/1958Natur.181..257N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

@PHDTHESIS{1956PhDT........15N,
       author = {{Neckel}, Heinz},
        title = "Die vertikale Temperaturverteilung in den {\"a}u{\ss}eren Photosph{\"a}renschichten der SonneDie vertikale Temperaturverteilung in den {\"a}u{\ss}eren Photosph{\"a}renschichten der SonneThe vertical temperature distribution in the outer photosphere layers of the sun;",
       school = {Ruprecht-Karls University of Heidelberg, Germany},
         year = 1956,
       adsurl = {https://ui.adsabs.harvard.edu/abs/1956PhDT........15N},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}


