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@article{IVM_1972_11_a7, author = {A. A. Orel}, title = {On the theory of direct problems of transonic gas flows}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {53--62}, publisher = {mathdoc}, number = {11}, year = {1972}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1972_11_a7/} }
A. A. Orel. On the theory of direct problems of transonic gas flows. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 11 (1972), pp. 53-62. http://geodesic.mathdoc.fr/item/IVM_1972_11_a7/