TY - JOUR AU - N. V. Krylov TI - On~control of a~diffusion process up to the time of first exit from a~region JO - Izvestiya. Mathematics PY - 1982 SP - 297 EP - 313 VL - 19 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM2_1982_19_2_a5/ LA - en ID - IM2_1982_19_2_a5 ER -