%0 Journal Article %A M. V. Burnashev %T On control of the observation process in the problem of sequential disrimination among $N$ hypotheses %J Doklady Akademii Nauk %D 1977 %P 281-283 %V 236 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1977_236_2_a0/ %G ru %F DAN_1977_236_2_a0