%0 Journal Article %A A. T. Taldykin %T On the solution of boundary value problems with the aid of approximations and expansions %J Doklady Akademii Nauk %D 1976 %P 530-533 %V 230 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1976_230_3_a7/ %G ru %F DAN_1976_230_3_a7