TY - JOUR AU - A. V. Bogatyrev AU - E. S. Pyatnitskii TI - Necessary optimality conditions in terms of generalized Hamilton--Jacobi--Bellman equations with phase constraints JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1995 SP - 62 EP - 80 VL - 211 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_1995_211_a3/ LA - ru ID - TM_1995_211_a3 ER -