Differential Equations & Applications · Volume 5, Issue 2 Perturbation results for some nonlinear equations involving fractional operators 05-14 Pages 221-236 DOI 10.7153/dea-05-14 Downloads Short PDF Full PDF PNG Authors Simone Secchi Keywords perturbation methods pseudo-relativistic Hartree equation fractional laplacian Subject classes 35Q55 35A15 35J20