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@article{IVM_1967_10_a7, author = {A. E. Martynyuk}, title = {Some approximate methods of {Galerkin} type and combined type}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {62--75}, publisher = {mathdoc}, number = {10}, year = {1967}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1967_10_a7/} }
A. E. Martynyuk. Some approximate methods of Galerkin type and combined type. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 10 (1967), pp. 62-75. http://geodesic.mathdoc.fr/item/IVM_1967_10_a7/