Опублікован в кн.: DIPED-2012: XVIIth Int. Seminar/Workshop on Direct and Inverse Problems of Electromagnetic and Acoustic Wave Theory: Proceedings. Tbilisi, Sept. 24-27, 2012 / Ivane Javakhishvili Tbilisi State University, Georgia; Pidstryhach Institute for Applied Problems in Mechanics and Mathematics NASU, Ukraine; IEEE MTT/ED/AP Georian Chapter; IEEE MTT/AP/CPMT/SSC West Ukraine Chapter. Tbilisi, 2012, 195-202.
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