TY - JOUR AU - Sladký, Karel TI - Necessary and sufficient optimality conditions for average reward of controlled Markov chains JO - Kybernetika PY - 1973 SP - EP - 137 VL - 09 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_1973__9_2_a4/ LA - en ID - KYB_1973__9_2_a4 ER -