@article{DAN_1961_136_6_a8,
     author = {O. V. Sarmanov},
     title = {The properties of a two-dimensional density defining a stationary {Markov} process},
     journal = {Doklady Akademii Nauk},
     pages = {1295--1297},
     publisher = {mathdoc},
     volume = {136},
     number = {6},
     year = {1961},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1961_136_6_a8/}
}