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2. Yu. V. Chugui, “Fourier Optics of Constant-Thickness Three-Dimensional Objects on the Basis of Diffraction Models,” Avtometriya 53 (5), 90–105 (2017) [Optoelectron., Instrum. Data Process. 53 (5), 494–507 (2017)].
3. H. Stephen, “Quasigeometric Approach to the Fourier Analysis of Imaging Lenses,” JOSA 61 (9), 1428–1429 (1971).
4. H. H. Arsenault and N. Brousseau, “Space Variance in Quasi-Linear Coherent Optical Processors,” JOSA 63 (5), 555–558 (1973).
5. Reference Book on Special Functions, edited by M. Abramov and I. Stishin (Nauka, Moscow, 1979) [in Russian].