%0 Journal Article %A N. N. Vakhania %A S. A. Chobanyan %T On the problem of best approximation in a space of vector-valued functions %J Doklady Akademii Nauk %D 1982 %P 24-27 %V 264 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1982_264_1_a3/ %G ru %F DAN_1982_264_1_a3