TY - JOUR AU - D. V. Prokhorov TI - Optimal control method in an extremal problem on the class of JO - Doklady Akademii Nauk PY - 1984 SP - 798 EP - 801 VL - 275 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1984_275_4_a6/ LA - ru ID - DAN_1984_275_4_a6 ER -