%0 Journal Article %A G. G. Kazaryan %A G. A. Karapetyan %T Convergence of Galerkin approximations to the solution of the Dirichlet problem for some nonelliptic equations %J Doklady Akademii Nauk %D 1982 %P 291-294 %V 264 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1982_264_2_a7/ %G ru %F DAN_1982_264_2_a7