%0 Journal Article %A R. M. Aliev %T Application of projection methods to the construction of best %J Doklady Akademii Nauk %D 1989 %P 525-529 %V 305 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1989_305_3_a1/ %G ru %F DAN_1989_305_3_a1