Media type: E-Article Title: Small-Amplitude Limit Cycles in Liénard Systems via Multiplicity Contributor: Gasull, Armengol; Torregrosa, Joan imprint: Elsevier BV, 1999 Published in: Journal of Differential Equations Language: English DOI: 10.1006/jdeq.1999.3649 ISSN: 0022-0396 Keywords: Analysis ; Applied Mathematics Origination: Footnote: Access State: Open Access