1. 1. Hecht, e., Zajac, a., “Optics”, (Addison – Wesley, USA), 2nd Ed., p.422, 496, 497 & 512, (1987).
2. 2. Wetherell, w.b. “applied optics and optical engineering” (Academic press, N.Y., Eds. R. R. Shannon & J.C. Wyant) vol.8, ch.6, p.173–283, (1980).
3. 3. Papoulis, A., “Maximum Intensity of Diffraction Patterns and Apodization”, J. Opt. Soc. Am., 57, p.362,(1967). DOI:10.1364/JOSA.57.000362
4. 4. Papoulis, A., “Systems and Transforms with Applications in Optics”, (McGraw-Hill, USA) p.442, (1968).
5. 5. K. P. Rao, P. K. Mondal, and T. Seshagiri Rao, “Coherent imagery of straight edges with Straubel apodisation filters,” Optik, 50, p 73–81 (1978).