Michael Filippakis

Multiplicity results for nonlinear Neumann problems, Canadian Journal of Mathematics vol. 58 (2006), 64-92

Nonlinear periodic problems with nonsmooth potential restricted in one direction, Publicationes Mathematicae vol. 68 (2006), 37-62

Semilinear hemivariational inequalities with strong resonance at infinity, Acta Mathematica Scientia vol. 26 (2006), 59-73

Nonsmooth generalized guiding functions for periodic differential inclusions, Nonlinear Differential Equations and Applications vol. 13 (2006), 43-66

Multiple positive solutions for eigenvalue problems of hemivariational inequalities, Positivity vol. 10 (2006), 491-515

A multiplicity result for semilinear resonant elliptic problems with nonsmooth potential, Nonlinear Analysis, Theory, Methods and Applications vol. 61 (2005), 61-75

On the existence of positive solutions for hemivariational inequalities driven by the p-Laplacian, Journal of Global Optimization vol. 31 (2005), 173-189

Nontrivial solutions for semilinear hemivariational inequalities resonant at higher eigenvalues, Acta Scientiarum Mathematicarum (szeged) vol. 71 (2005), 581-602

Quasilinear hemivariational inequalities with strong resonance at infinity, Nonlinear Analysis, Theory, Methods and Applications vol. 56 (2004), 331-345

Existence theorems for periodic differential inclusions in R^N, Acta Mathematicae Applicatae Sinica-English Series vol. 20 (2004), 33-44

Periodic problems with asymmetric nonlinearities and nonsmooth potentials, Nonlinear Analysis, Theory, Methods and Applications vol. 58 (2004), 683-702

Positive solutions for second order multivalued boundary value problems, (2003), "Nonlinear analysis and applications: to V. Lakshmikantham on his 80th birthday", Springer Verlag (połaczony z Kluwer Academic Publishing)