TY - JOUR AU - V. I. Lotov TI - On the asymptotics of distributions in problems with two boundaries for random walks defined on a Markov chain JO - Matematičeskie trudy PY - 1989 SP - 116 EP - 136 VL - 13 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MT_1989_13_a6/ LA - ru ID - MT_1989_13_a6 ER -