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@article{DE_1977_13_10_a8, author = {E. A. Nazarov}, title = {The coming together of the solutions of {Li\'enard's} equation}, journal = {Differencialʹnye uravneni\^a}, pages = {1792--1795}, publisher = {mathdoc}, volume = {13}, number = {10}, year = {1977}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1977_13_10_a8/} }
E. A. Nazarov. The coming together of the solutions of Li\'enard's equation. Differencialʹnye uravneniâ, Tome 13 (1977) no. 10, pp. 1792-1795. http://geodesic.mathdoc.fr/item/DE_1977_13_10_a8/