@article{DAN_1993_330_1_a4,
     author = {M. M. Safarov},
     title = {A theorem on convergence to diffusion processes. {Diffusion}},
     journal = {Doklady Akademii Nauk},
     pages = {17--19},
     year = {1993},
     volume = {330},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1993_330_1_a4/}
}