%0 Journal Article %A V. S. Pugachev %T A generalization of the theory of conditionally optimal estimation and extrapolation %J Doklady Akademii Nauk %D 1982 %P 535-538 %V 262 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1982_262_3_a5/ %G ru %F DAN_1982_262_3_a5