%0 Journal Article %A A. T. Taldykin %A E. A. Isakova %T On obtaining the best approximations to the solution of boundary value problems %J Differencialʹnye uravneniâ %D 1994 %P 346-349 %V 30 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1994_30_2_a21/ %G ru %F DE_1994_30_2_a21