Greenler, R. 1980, 1989. Rainbows, Halos, and Glories.
Cambridge: Cambridge University Press.
Kaler, J. B. 1996. The Ever-Changing Sky: A Guide to the
Celestial Sphere. Cambridge: Cambridge University
Press.
Meinel, A. and Meinel, M. 1983. Sunsets, Twilights, and Evening
Skies. Cambridge: Cambridge University Press.
Minnaert, M. 1954. The Nature of Light and Color in the Open
Air. Reprint. New York: Dover.
Minneart, M. 1993. Light and Color in the Outdoors. New
York: Springer
Overheim, R. D. and Wagner, E. L. 1982. Light and Color.
New York: Wiley.
Sobel, M. I. 1987. Light. Chicago: University of Chicago
Press.
Williamson, S. J. and Cummins, H. Z. Light and Color in Nature
and Art. New York: Wiley.