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@article{DAN_1962_145_5_a3, author = {I. Ts. Gokhberg}, title = {Tests for one-sided invertibility of elements in normed rings, and their applications}, journal = {Doklady Akademii Nauk}, pages = {971--974}, publisher = {mathdoc}, volume = {145}, number = {5}, year = {1962}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1962_145_5_a3/} }
I. Ts. Gokhberg. Tests for one-sided invertibility of elements in normed rings, and their applications. Doklady Akademii Nauk, Tome 145 (1962) no. 5, pp. 971-974. http://geodesic.mathdoc.fr/item/DAN_1962_145_5_a3/