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@article{FAA_1971_5_3_a6, author = {P. P. Zabreiko and M. A. Krasnosel'skii}, title = {Solvability of nonlinear operator equations}, journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a}, pages = {42--44}, publisher = {mathdoc}, volume = {5}, number = {3}, year = {1971}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/FAA_1971_5_3_a6/} }
P. P. Zabreiko; M. A. Krasnosel'skii. Solvability of nonlinear operator equations. Funkcionalʹnyj analiz i ego priloženiâ, Tome 5 (1971) no. 3, pp. 42-44. http://geodesic.mathdoc.fr/item/FAA_1971_5_3_a6/
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