TY - JOUR AU - Francesca Faraci AU - Roberto Livrea TI - Bifurcation theorems for nonlinear problems with lack of compactness JO - Annales Polonici Mathematici PY - 2003 SP - 77 EP - 85 VL - 82 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap82-1-9/ DO - 10.4064/ap82-1-9 LA - en ID - 10_4064_ap82_1_9 ER -