TY - JOUR AU - A. S. Sokhin TI - Some problems of optimal control for a nonlinear control system described by an oscillation equation JO - Differencialʹnye uravneniâ PY - 1981 SP - 501 EP - 509 VL - 17 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1981_17_3_a7/ LA - ru ID - DE_1981_17_3_a7 ER -