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@article{DE_1967_3_2_a6, author = {G. S. Krechetov}, title = {Stability of the trivial solution of a non-autonomous system of two differential equations}, journal = {Differencialʹnye uravneni\^a}, pages = {232--243}, publisher = {mathdoc}, volume = {3}, number = {2}, year = {1967}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1967_3_2_a6/} }
G. S. Krechetov. Stability of the trivial solution of a non-autonomous system of two differential equations. Differencialʹnye uravneniâ, Tome 3 (1967) no. 2, pp. 232-243. http://geodesic.mathdoc.fr/item/DE_1967_3_2_a6/