Original language | English |
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Pages (from-to) | - |
Journal | Nonlinearity |
Publication status | Published - 1 Jan 2010 |
On the periodic orbits of the fourth-order differential equation u"" + qu'' + pu = eF(u, u', u", u'")
J. Llibre, A. Makhlouf
Research output: Contribution to journal › Article › Research