TY - JOUR AU - M. I. Zelikin AU - V. F. Borisov TI - Regimes with frequented switches in the problems of optimal control JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1991 SP - 85 EP - 166 VL - 197 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_1991_197_a1/ LA - ru ID - TM_1991_197_a1 ER -