TY - JOUR AU - D. S. Sil'vestrov TI - Asymptotic behavior of the time of attainment for sums of random values controlled by a regular semi-Markov process JO - Doklady Akademii Nauk PY - 1969 SP - 949 EP - 951 VL - 189 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1969_189_5_a6/ LA - ru ID - DAN_1969_189_5_a6 ER -