@article{DAN_1986_289_2_a8,
     author = {V. S. Pugachev and I. N. Sinitsyn and V. I. Shin},
     title = {Conditionally optimal discrete filtering of processes in},
     journal = {Doklady Akademii Nauk},
     pages = {297--301},
     publisher = {mathdoc},
     volume = {289},
     number = {2},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1986_289_2_a8/}
}