Conditions for a center for a certain Liénard equation
Differencialʹnye uravneniâ, Tome 12 (1976) no. 2, pp. 292-298
Cet article a éte moissonné depuis la source Math-Net.Ru
@article{DE_1976_12_2_a11,
author = {L. A. Cherkas},
title = {Conditions for a center for a certain {Li\'enard} equation},
journal = {Differencialʹnye uravneni\^a},
pages = {292--298},
year = {1976},
volume = {12},
number = {2},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/DE_1976_12_2_a11/}
}
L. A. Cherkas. Conditions for a center for a certain Liénard equation. Differencialʹnye uravneniâ, Tome 12 (1976) no. 2, pp. 292-298. http://geodesic.mathdoc.fr/item/DE_1976_12_2_a11/