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@article{IVM_1994_2_a4, author = {Yu. G. Borisovich}, title = {Topological characteristics and {Fredholm} analysis in nonlinear problems}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {22--26}, publisher = {mathdoc}, number = {2}, year = {1994}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1994_2_a4/} }
Yu. G. Borisovich. Topological characteristics and Fredholm analysis in nonlinear problems. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 2 (1994), pp. 22-26. http://geodesic.mathdoc.fr/item/IVM_1994_2_a4/