%0 Journal Article %A G. A. Zhdanov %T On the convergence of a modification of Galerkin's method %J Doklady Akademii Nauk %D 1957 %P 223-225 %V 115 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_115_2_a5/ %G ru %F DAN_1957_115_2_a5