TY - JOUR AU - B. D. Tazhibaev TI - Optimality conditions in a control problem JO - Diskretnyj analiz i issledovanie operacij PY - 1988 SP - 65 EP - 78 IS - 28 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DA_1988_28_a8/ LA - ru ID - DA_1988_28_a8 ER -