TY - JOUR AU - V. B. Kolmanovskii TI - Optimal control of certain nonlinear systems with a small parameter JO - Differencialʹnye uravneniâ PY - 1975 SP - 1584 EP - 1594 VL - 11 IS - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1975_11_9_a5/ LA - ru ID - DE_1975_11_9_a5 ER -