TY - JOUR AU - V. M. Ĺ alov TI - A~variational principle in game theory and in optimal control problems JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1975 SP - 370 EP - 388 VL - 134 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_1975_134_a26/ LA - ru ID - TM_1975_134_a26 ER -