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@article{DAN_1982_266_2_a10, author = {M. M. Khapaev}, title = {On linear systems of ordinary differential equations}, journal = {Doklady Akademii Nauk}, pages = {299--301}, publisher = {mathdoc}, volume = {266}, number = {2}, year = {1982}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1982_266_2_a10/} }
M. M. Khapaev. On linear systems of ordinary differential equations. Doklady Akademii Nauk, Tome 266 (1982) no. 2, pp. 299-301. http://geodesic.mathdoc.fr/item/DAN_1982_266_2_a10/