%0 Journal Article %A Yu. V. Linnik %A J. V. Romanovsky %T On the theory of sequential estimation %J Doklady Akademii Nauk %D 1970 %P 270-272 %V 194 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1970_194_2_a7/ %G ru %F DAN_1970_194_2_a7