Small-amplitude limit cycles of some non-smooth Li\'{e}nard systems
LIU Xia 1, LIU Yan-wei 2
1. College of Mathematics and Information Science, Henan Normal University,\; Xinxiang Henan 453007, China;
2. Department of Mathematics, Zhoukou Normal University, Zhoukou Henan 466001, China
LIU Xia, LIU Yan-wei. Small-amplitude limit cycles of some non-smooth Li\'{e}nard systems[J]. Journal of East China Normal University(Natural Sc, 2013, 2013(1): 47-53.