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@article{IVM_2003_5_a7, author = {S. M. Gafurova}, title = {A mixed problem for a $B$-hyperbolic equation}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {70--73}, publisher = {mathdoc}, number = {5}, year = {2003}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_2003_5_a7/} }
S. M. Gafurova. A mixed problem for a $B$-hyperbolic equation. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 5 (2003), pp. 70-73. http://geodesic.mathdoc.fr/item/IVM_2003_5_a7/