HerschelW., “Investigation of the powers of the prismatic colours to heat and illuminate objects; with remarks, that prove the different refrangibility of radian heat. To which is added, an inquiry into the method of viewing the Sun advantageously, with telescopes of large apertures and high magnifying powers”, Philos. Trans. Roy. Soc. Lon.90, 255–283 (1800). doi: http://dx.doi.org/10.1098/rstl.1800.0014
2.
HerschelW., “Experiments on the refrangibility of the invisible rays of the Sun”, Philos. Trans. Roy. Soc. Lon.90, 284–292 (1800). doi: http://dx.doi.org/10.1098/rstl.1800.0015
3.
HerschelW., “Experiments on the solar, and on the terrestrial rays that occasion heat; with a comparative view of the laws to which light and heat, or rather the rays which occasion them, are subject, in order to determine whether they are the same, or different. Part 1”, Philos. Trans. Roy. Soc. Lon.90, 293–331 (1800). doi: http://dx.doi.org/10.1098/rstl.1800.0016
KayeW.C.C. and DevaneyR.G., “Modification of a Beckman Model DU spectrophotometer for automatic operation at 210–2700 mμ”, J. Opt. Soc. Am.41, 658–664 (1951). doi: http://dx.doi.org/10.1364/JOSA.41.000658
7.
NorrisK.H.BarnesR.F.MooreJ.E. and ShenkJ.S., “Predicting forage quality by infrared reflectance spectroscopy”, J. Anim. Sci.43, 889–897 (1976). doi: http://dx.doi.org/10.2134/jas1976.434889x
8.
MartenG.C.ShenkJ.S. and BartonF. E.II (Eds), NIRS Analysis of Forage Quality. USDA Handbook #643 (1985).
