Subharmonics near an equilibrium point for Hamiltonian systems. Patricio L. Felmer — 1990 Manuscripta mathematica
On critical exponents for the Pucci's extremal operators Patricio L. Felmer; Alexander Quaas — 2003 Annales de l'I.H.P. Analyse non linéaire
Multi-peak bound states for nonlinear Schrödinger equations Manuel Del Pino; Patricio L. Felmer — 1998 Annales de l'I.H.P. Analyse non linéaire
Monotonicity properties for ground states of the scalar field equation Patricio L. Felmer; Alexander Quaas; Moxun Tang; Jianshe Yu — 2008 Annales de l'I.H.P. Analyse non linéaire
Homoclinic and periodic orbits for hamiltonian systems Patricio L. Felmer; Elves A. de B. Silva — 1998 Annali della Scuola Normale Superiore di Pisa - Classe di Scienze