On the periodic orbits of the fourth-order differential equation u"" + qu'' - u = eF(u, u', u'', u''')

J. Llibre, M.A. Teixeria

Research output: Contribution to journalArticleResearch

Original languageEnglish
Pages (from-to)-
JournalArchive for Rational Mechanics and Analysis
Publication statusPublished - 1 Jan 2010

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