Sydor, A. R.     Recurrent expressions for modelling time reliability indices of compound electromagnetic systems [Текст] / A.R. Sydor // Direct and inverse problems of electromagnetic and acoustic wave theory : proc. of XVIII Intern. seminar/workshop on, Lviv, Ukraine, Sept. 23-26, 2013 / IEEE MTT/ED/AP/CPMT/SSC West Ukraine Chap., IEEE MTT/ED/AP/EMS Georgian Chap., Pidstryhach Inst. of Appl. Problems of Mech. and Mathematics, NASU, Ukraine, Ivane Javakhishvili Tbilisi State Univ., Georgia. — Lviv, 2013. — P. 182-184.