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@article{ARM_1975__11_3_a5, author = {Kalas, Josef}, title = {Asymptotic behaviour of the system of two differential equations}, journal = {Archivum mathematicum}, pages = {175--186}, publisher = {mathdoc}, volume = {11}, number = {3}, year = {1975}, mrnumber = {0412530}, zbl = {0349.34031}, language = {en}, url = {http://geodesic.mathdoc.fr/item/ARM_1975__11_3_a5/} }
Kalas, Josef. Asymptotic behaviour of the system of two differential equations. Archivum mathematicum, Tome 11 (1975) no. 3, pp. 175-186. http://geodesic.mathdoc.fr/item/ARM_1975__11_3_a5/