5. N.B. Baranova, B.Ya. Zeldovich, Dislocations of Wave-Front Surfaces and Amplitude Zeros // ZhETF, 80, pp. 1789-1797(1981) [Sov. Phys. JETP53, pp. 925-931 (1981)].
6. A.I.Khizhnyak, S.P.Anokhov, R.A.Lymarenko, M.S.Soskin, M.V.Vasnetsov, The structure of edge-dislocation wave originated in plane-wave diffraction by a half-plane // J.Opt. Soc. Am.A. 17, No. 12, pp. 2199-2207 (2000). https://doi.org/10.1364/JOSAA.17.002199
7. R.A. Lymarenko, M.S. Soskin, A.I. Khizhnyak, S.P. Anokhov, The properties and space evolution of hidden singularities in apertured electromagnetic field // Proc. SPIE, 4403, pp.145-152 (2000). https://doi.org/10.1117/12.428261
8. J.D.Jackson, Classical electrodynamics, John Wiley & sons, Inc., New York - London, 1962.9. D.Gabor, Microscopy by reconstructed wavefronts. II // Proc.Phys. Soc., B64, pp. 449-469 (1951). https://doi.org/10.1088/0370-1301/64/6/301
10. D.Malacara, A.Cornejo, A.Morales, Computation of Zernike Polynomials in Optical testing // Bol. Inst. Tonantzintla, 1(2),P. 21 (1976).
11. F.Zernike, Buegungstheorie des Schneidenver-Eanrens und Seiner Verbesserten Form, der Phasenkontrastmethode, Physica, 1, P. 698 (1934). https://doi.org/10.1016/S0031-8914(34)80259-5
12. H.H.Hopkins, Wave Theory of Abberations, Claredon Press,Oxford, 1950.