@article{DAN_1989_305_3_a9,
     author = {Yu. V. Orlov},
     title = {Filtering of finite-dimensional and infinite-dimensional diffusion},
     journal = {Doklady Akademii Nauk},
     pages = {553--557},
     publisher = {mathdoc},
     volume = {305},
     number = {3},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1989_305_3_a9/}
}