TY - JOUR AU - R. A. Polyak TI - Methods of control sequences in extremal problems in the presence of constraints JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 1978 SP - 17 EP - 34 VL - 18 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_1978_18_1_a2/ LA - ru ID - ZVMMF_1978_18_1_a2 ER -