%0 Journal Article %A L. A. Kalyakin %T Galerkin's method for equations with a~small parameter in the highest order derivatives %J Sbornik. Mathematics %D 1971 %P 525-536 %V 14 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1971_14_4_a3/ %G en %F SM_1971_14_4_a3