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@article{IVM_1983_4_a6, author = {B. A. Kats}, title = {The {Riemann} problem on a~closed {Jordan} curve}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {68--80}, publisher = {mathdoc}, number = {4}, year = {1983}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1983_4_a6/} }
B. A. Kats. The Riemann problem on a~closed Jordan curve. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 4 (1983), pp. 68-80. http://geodesic.mathdoc.fr/item/IVM_1983_4_a6/