TY - BOOK AU - Kalashnikov V V AU - Penkov B ED - International seminar (1985 : Varna) TI - Proceeding of stability problems for stochastic models T2 - Lecture notes in mathematics; 1233 U1 - B2811p1,N85, M7 PY - 1987/// CY - Berlin PB - Springer-Verlag KW - Stochastic models ER -