TY - JOUR AU - B. L. Rozovskii TI - Stochastic partial differential equations that arise in nonlinear filtering problems JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1972 VL - 27 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1972_27_3_a20/ LA - ru ID - RM_1972_27_3_a20 ER -