Nature 316, 216 - 217 (18 July 1985); doi:10.1038/316216a0

Optics: Reflections on closed loops

David K. Lynch

The Aerospace Corporation Space Science Laboratory, P.O. Box 92957, Los Angeles, California 90009, USA.

References

1.	Gold, T. Nature News and Views 314, 12 (1985).
2.	Longuet-Higgins, M.S. J. opt. Soc. Am. 60, 838 (1960).
3.	Lynch, D. Atmospheric Phenomena Slide Set (Hansen Planetarium, Salt Lake City, 1982).
4.	Hulbert, E.O. J. opt. Soc. Am. 24, 35 (1934).
5.	Minnaert, M.M. Colour and Light in the Open Air (Dover, New York, 1954).
6.	Schenk, H. J. opt. Soc. Am. 47, 653 (1957).