TY - JOUR AU - B. L. Rozovskii AU - A. N. Shiryaev TI - On infinite order systems of stochastic differential equations arising in the theory of optimal non-linear filtering JO - Teoriâ veroâtnostej i ee primeneniâ PY - 1972 SP - 228 EP - 237 VL - 17 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TVP_1972_17_2_a1/ LA - ru ID - TVP_1972_17_2_a1 ER -