TY - JOUR AU - S. M. Aseev TI - Smooth approximations of differential inclusions and time optimal control problem JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1991 SP - 27 EP - 34 VL - 200 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_1991_200_a2/ LA - ru ID - TM_1991_200_a2 ER -