%0 Journal Article %A A. E. Martynyuk %T An application of Galerkin's methods and the Galerkin moments to a~certain partial differential equation of Vekua type %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1960 %P 188-204 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1960_3_a21/ %G ru %F IVM_1960_3_a21