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@article{DAN_1970_192_5_a3, author = {R. I. Kachurovskii}, title = {On a {Fredholm} theory for nonlinear operator equations}, journal = {Doklady Akademii Nauk}, pages = {969--972}, publisher = {mathdoc}, volume = {192}, number = {5}, year = {1970}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1970_192_5_a3/} }
R. I. Kachurovskii. On a Fredholm theory for nonlinear operator equations. Doklady Akademii Nauk, Tome 192 (1970) no. 5, pp. 969-972. http://geodesic.mathdoc.fr/item/DAN_1970_192_5_a3/