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@article{IVM_1985_3_a4, author = {G. F. Kuliev}, title = {The problem of optimal control of coefficients for equations of hyperbolic type}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {39--44}, publisher = {mathdoc}, number = {3}, year = {1985}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1985_3_a4/} }
G. F. Kuliev. The problem of optimal control of coefficients for equations of hyperbolic type. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 3 (1985), pp. 39-44. http://geodesic.mathdoc.fr/item/IVM_1985_3_a4/