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@article{IVM_2009_11_a1, author = {A. A. Bakhristova}, title = {The {Neumann} problem for a~mixed-type equation in a~rectangular domain}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {12--19}, publisher = {mathdoc}, number = {11}, year = {2009}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_2009_11_a1/} }
A. A. Bakhristova. The Neumann problem for a~mixed-type equation in a~rectangular domain. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 11 (2009), pp. 12-19. http://geodesic.mathdoc.fr/item/IVM_2009_11_a1/