Feng, Zhaosheng; Gao, Guangyue; Cui, Jing Duffing-van der Pol-type oscillator system and its first integrals. (English) Zbl 1250.70014 Commun. Pure Appl. Anal. 10, No. 5, 1377-1391 (2011). Reviewer: Ludwig Kohaupt (Berlin) MSC: 70K30 70G65 PDFBibTeX XMLCite \textit{Z. Feng} et al., Commun. Pure Appl. Anal. 10, No. 5, 1377--1391 (2011; Zbl 1250.70014) Full Text: DOI
Gao, Guangyue; Feng, Zhaosheng First integrals for the Duffing-Van der Pol type oscillator. (English) Zbl 1204.34002 Electron. J. Differ. Equ. 2010, Conf. 19, 123-133 (2010). MSC: 34A05 34A25 34C15 PDFBibTeX XMLCite \textit{G. Gao} and \textit{Z. Feng}, Electron. J. Differ. Equ. 2010, 123--133 (2010; Zbl 1204.34002) Full Text: EuDML EMIS