Опубліковано у кн.: DIPED-2013: XVIIIth Int. Seminar/Workshop on Direct and Inverse Problems of Electromagnetic and Acoustic Wave Theory: Proceedings. Lviv, Sept. 23-26, 2013 / Pidstryhach Institute for Applied Problems in Mechanics and Mathematics NASU, Ukraine; IEEE MTT/AP/CPMT/SSC West Ukraine Chapter. Lviv, 2013, 28-35.
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