@article{TVP_1975_20_1_a2,
     author = {M. \={I}. Portenko},
     title = {Diffusion processes with unbounded drift coefficient},
     journal = {Teori\^a vero\^atnostej i ee primeneni\^a},
     pages = {29--39},
     publisher = {mathdoc},
     volume = {20},
     number = {1},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TVP_1975_20_1_a2/}
}