TY - JOUR AU - I. S. Borisov AU - E. I. Shefer TI - The asymptotic behavior of the mean sojourn time for a random walk to be above a receding curvilinear boundary JO - Sibirskij žurnal čistoj i prikladnoj matematiki PY - 2017 SP - 18 EP - 27 VL - 17 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VNGU_2017_17_4_a1/ LA - ru ID - VNGU_2017_17_4_a1 ER -