%0 Journal Article %A Yu. N. Blagoveshchenskii %T Some theorems on diffusion processes with a small coefficient of diffusion and their applications to second-order %J Doklady Akademii Nauk %D 1961 %P 1259-1262 %V 138 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1961_138_6_a1/ %G ru %F DAN_1961_138_6_a1