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@article{DE_1965_1_1_a5, author = {Yu. S. Bogdanov}, title = {Asymptotic characteristics of nonlinear differential systems}, journal = {Differencialʹnye uravneni\^a}, pages = {41--52}, publisher = {mathdoc}, volume = {1}, number = {1}, year = {1965}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1965_1_1_a5/} }
Yu. S. Bogdanov. Asymptotic characteristics of nonlinear differential systems. Differencialʹnye uravneniâ, Tome 1 (1965) no. 1, pp. 41-52. http://geodesic.mathdoc.fr/item/DE_1965_1_1_a5/