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@article{DE_1965_1_11_a2, author = {Ya. V. Bykov}, title = {On a class of systems of ordinary differential equations}, journal = {Differencialʹnye uravneni\^a}, pages = {1449--1476}, publisher = {mathdoc}, volume = {1}, number = {11}, year = {1965}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1965_1_11_a2/} }
Ya. V. Bykov. On a class of systems of ordinary differential equations. Differencialʹnye uravneniâ, Tome 1 (1965) no. 11, pp. 1449-1476. http://geodesic.mathdoc.fr/item/DE_1965_1_11_a2/