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@article{DE_2006_42_2_a16, author = {E. K. Makarov}, title = {On the properties of bogdanov perturbations of linear differential systems}, journal = {Differencialʹnye uravneni\^a}, pages = {275--277}, publisher = {mathdoc}, volume = {42}, number = {2}, year = {2006}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_2006_42_2_a16/} }
E. K. Makarov. On the properties of bogdanov perturbations of linear differential systems. Differencialʹnye uravneniâ, Tome 42 (2006) no. 2, pp. 275-277. http://geodesic.mathdoc.fr/item/DE_2006_42_2_a16/