TY - JOUR AU - V. R. Krasheninnikov TI - Mathematical expectation of the time of an axially symmetric random walk of a particle in a $k$-dimensional grid domain JO - Učënye zapiski Kazanskogo universiteta. Seriâ Fiziko-matematičeskie nauki PY - 1968 SP - 76 EP - 82 VL - 128 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZKU_1968_128_2_a6/ LA - ru ID - UZKU_1968_128_2_a6 ER -