TY - JOUR AU - S. N. Slugin TI - Existence of an optimal control for a system with variable domain of definition JO - Doklady Akademii Nauk PY - 1983 SP - 818 EP - 820 VL - 268 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1983_268_4_a10/ LA - ru ID - DAN_1983_268_4_a10 ER -