TY - JOUR AU - G. Sh. Lev TI - Asymptotic properties of the probability of the degeneration after time $t$ for semi-Markov processes of multiplication JO - Teoriâ veroâtnostej i ee primeneniâ PY - 1975 SP - 162 EP - 170 VL - 20 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TVP_1975_20_1_a15/ LA - ru ID - TVP_1975_20_1_a15 ER -