Gasull, Armengol | Guillamon, Antoni | Villadelprat, Jordi The Period Function for Second-Order Quadratic ODEs is Monotone 2003 - Edicions de la Universitat de Lleida Is part of Qualitative Theory of Dynamical Systems : 4, 2, 2003 Permissions Download Copy/paste Printing Download | NO Copy/paste | NO Printing EUR 6.00 VAT Excluded Purchase PDF a Article