@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/}
}