1. I. M. Nagibina, Interference and Diffraction of Light (Mashinostroenie, Leningrad, 1985) [in Russian].
2. Optical Shop Testing, Ed. by D. Malacara (Wiley, New York, 1978; Mashinostroenie, Moscow, 1985).
3. C. Ramirez and M. Strojnik, Opt. Commun. 281, 347 (2008).
4. R. P. Shukla, et al., Opt. Laser Technol. 39, 338 (2007).
5. B. Toulon, et al., Opt. Commun. 279, 240 (2007).