On the critical periods of Liénard systems with cubic restoring forces.
Du, Zhengdong
International Journal of Mathematics and Mathematical Sciences, Tome 2004 (2004), p. 3259-3274 / Harvested from The Electronic Library of Mathematics
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Publié le : 2004-01-01
DOI : https://doi.org/10.1155/S0161171204402245
EUDML-ID : urn:eudml:doc:53591 
@article{02171777,
     title = {On the critical periods of Li\'enard systems with cubic restoring forces.},
     journal = {International Journal of Mathematics and Mathematical Sciences},
     volume = {2004},
     year = {2004},
     pages = {3259-3274},
     doi = {10.1155/S0161171204402245},
     zbl = {1126.34328},
     language = {en},
     url = {http://dml.mathdoc.fr/item/02171777}
}

Du, Zhengdong. On the critical periods of Liénard systems with cubic restoring forces.. International Journal of Mathematics and Mathematical Sciences, Tome 2004 (2004) pp. 3259-3274. doi : 10.1155/S0161171204402245. http://gdmltest.u-ga.fr/item/02171777/