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@article{DAN_1963_152_5_a5, author = {A. E. Gel'man}, title = {Simple solutions of operator equations in the case of branching}, journal = {Doklady Akademii Nauk}, pages = {1042--1044}, publisher = {mathdoc}, volume = {152}, number = {5}, year = {1963}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1963_152_5_a5/} }
A. E. Gel'man. Simple solutions of operator equations in the case of branching. Doklady Akademii Nauk, Tome 152 (1963) no. 5, pp. 1042-1044. http://geodesic.mathdoc.fr/item/DAN_1963_152_5_a5/