@article{DAN_1961_138_6_a1,
     author = {Yu. N. Blagoveshchenskii},
     title = {Some theorems on diffusion processes with a small coefficient of diffusion and their applications to second-order 
},
     journal = {Doklady Akademii Nauk},
     pages = {1259--1262},
     publisher = {mathdoc},
     volume = {138},
     number = {6},
     year = {1961},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1961_138_6_a1/}
}