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@article{DAN_1960_131_1_a3, author = {Yu. I. Lyubich and V. I. Matsaev}, title = {On the spectral theory of linear operators in {Banach} spaces}, journal = {Doklady Akademii Nauk}, pages = {21--23}, publisher = {mathdoc}, volume = {131}, number = {1}, year = {1960}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1960_131_1_a3/} }
Yu. I. Lyubich; V. I. Matsaev. On the spectral theory of linear operators in Banach spaces. Doklady Akademii Nauk, Tome 131 (1960) no. 1, pp. 21-23. http://geodesic.mathdoc.fr/item/DAN_1960_131_1_a3/