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@article{DAN_1991_318_1_a3, author = {A. Dzhuraev}, title = {Some mixed problems for first-order hyperbolic systems}, journal = {Doklady Akademii Nauk}, pages = {24--28}, publisher = {mathdoc}, volume = {318}, number = {1}, year = {1991}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1991_318_1_a3/} }
A. Dzhuraev. Some mixed problems for first-order hyperbolic systems. Doklady Akademii Nauk, Tome 318 (1991) no. 1, pp. 24-28. http://geodesic.mathdoc.fr/item/DAN_1991_318_1_a3/