Yang, Jihua; Zhang, Erli On the number of limit cycles for a class of piecewise smooth Hamiltonian systems with discontinuous perturbations. (English) Zbl 1472.34026 Nonlinear Anal., Real World Appl. 52, Article ID 103046, 10 p. (2020). Reviewer: Valery A. Gaiko (Minsk) MSC: 34A36 34E10 34C05 37J40 34C07 PDFBibTeX XMLCite \textit{J. Yang} and \textit{E. Zhang}, Nonlinear Anal., Real World Appl. 52, Article ID 103046, 10 p. (2020; Zbl 1472.34026) Full Text: DOI
Sui, Shiyou; Yang, Jihua; Zhao, Liqin On the number of limit cycles for generic Lotka-Volterra system and Bogdanov-Takens system under perturbations of piecewise smooth polynomials. (English) Zbl 1444.34056 Nonlinear Anal., Real World Appl. 49, 137-158 (2019). Reviewer: Fengqin Zhang (Yuncheng) MSC: 34C05 34E10 34C07 34C23 34A36 34C08 PDFBibTeX XMLCite \textit{S. Sui} et al., Nonlinear Anal., Real World Appl. 49, 137--158 (2019; Zbl 1444.34056) Full Text: DOI arXiv