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@article{IVM_1980_1_a2, author = {V. D. Didenko and N. Ya. Tikhonenko}, title = {The approximate solution of a~matrix {Riemann} problem}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {16--19}, publisher = {mathdoc}, number = {1}, year = {1980}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1980_1_a2/} }
V. D. Didenko; N. Ya. Tikhonenko. The approximate solution of a~matrix Riemann problem. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 1 (1980), pp. 16-19. http://geodesic.mathdoc.fr/item/IVM_1980_1_a2/