TY - JOUR AU - A. A. Yuškevič TI - Markov controlled models with countable state space and continuous time JO - Teoriâ veroâtnostej i ee primeneniâ PY - 1977 SP - 222 EP - 241 VL - 22 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TVP_1977_22_2_a1/ LA - ru ID - TVP_1977_22_2_a1 ER -