TY - JOUR AU - N. V. Krylov TI - On the existence of $\varepsilon$-optimal homogeneous Markov strategies for a controlled chain JO - Doklady Akademii Nauk PY - 1964 SP - 747 EP - 750 VL - 155 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1964_155_4_a6/ LA - ru ID - DAN_1964_155_4_a6 ER -