V.V. Zaitsev - Ph.D. (Phis.-Math.), professor of the department of radiophysics, Samara State University. E-mail: zaitsev@samsu.ru
A.V. Karlov (jr.) - Ph.D. (Phis.-Math.), senior Research scientist, JSC «Concern «Automation». E-mail: KarlovAV@oao-avtomatika.ru

V.V. Zaitsev - Ph. D. (Phys.-Math.), Professor, Head of Department of Radiophysics, Samara State Aerospace University named after academician S.P. Korolev (National Research University). E-mail: zaitsev@samsu.ru Ar.V. Karlov - Leading Design Engineer, JSC «Concern «Avtomatika». E-mail: arkarlov@oao-avtomatika.ru