1. Fabry, C. and Perot A, Ann. Chim. Phys., 12, p. 459 (1897).
2. Chabbal, R., J. Rech. Nat.Tech. Sci. Lab. Bellevue (Paris). 24. p. 138 (1953).
3. Jacquinot, P., Jr. Opt. Soc. Amer, 44, p. 761 (1954).
4. Jacquinot, P., Appl. Opt. 8, 3, p 497 (1969).
5. Tolanski, S., Multiple Beam Interferometry, Clarendon Press, Oxford England (1948).