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@article{DAN_1964_158_4_a4, author = {D. M. Grobman}, title = {Asymptotic behaviour of almost linear systems of differential equations}, journal = {Doklady Akademii Nauk}, pages = {774--776}, publisher = {mathdoc}, volume = {158}, number = {4}, year = {1964}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1964_158_4_a4/} }
D. M. Grobman. Asymptotic behaviour of almost linear systems of differential equations. Doklady Akademii Nauk, Tome 158 (1964) no. 4, pp. 774-776. http://geodesic.mathdoc.fr/item/DAN_1964_158_4_a4/