TY - JOUR AU - A. A. Borovkov TI - Stability theorems and the second-order asymptotics in threshold phenomena for boundary functionals of random walks JO - Matematičeskie trudy PY - 2016 SP - 46 EP - 69 VL - 19 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MT_2016_19_1_a1/ LA - ru ID - MT_2016_19_1_a1 ER -