TY - JOUR AU - Giuseppe Maria Coclite TI - A multiplicity result for the Schrodinger–Maxwell equations with negative potential JO - Annales Polonici Mathematici PY - 2002 SP - 21 EP - 30 VL - 79 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap79-1-2/ DO - 10.4064/ap79-1-2 LA - en ID - 10_4064_ap79_1_2 ER -