%0 Journal Article %A V. S. Pugachev %A I. N. Sinitsyn %A V. I. Shin %T Conditionally optimal discrete filtering of processes in %J Doklady Akademii Nauk %D 1986 %P 297-301 %V 289 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1986_289_2_a8/ %G ru %F DAN_1986_289_2_a8