Classification of the centers, of their cyclicity and isochronicity for two classes of generalized quintic polynomial differential systems Jaume LlibreClàudia Valls OriginalPaper 04 June 2009 Article: 657
On regularity of a boundary point for higher-order parabolic equations: towards Petrovskii-type criterion by blow-up approach V. A. Galaktionov OriginalPaper 19 June 2009 Article: 597
Branches of index-preserving solutions to systems of second order ODEs Francesca Dalbono OriginalPaper 26 May 2009 Article: 569
Uniqueness of Positive Solutions for a Nonlinear Elliptic System Norihisa Ikoma OriginalPaper 17 June 2009 Article: 555
