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@article{IVM_1986_3_a16, author = {R. S. Khaǐrullin}, title = {The {Dirichlet} problem for a~system of second-order equations}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {80--83}, publisher = {mathdoc}, number = {3}, year = {1986}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1986_3_a16/} }
R. S. Khaǐrullin. The Dirichlet problem for a~system of second-order equations. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 3 (1986), pp. 80-83. http://geodesic.mathdoc.fr/item/IVM_1986_3_a16/