@article{EJDE_2015__2015__a34,
     author = {Xu, Liping and Chen, Haibo},
     title = {Existence and multiplicity of solutions for nonhomogeneous {Klein-Gordon-Maxwell} equations},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {2015},
     year = {2015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2015__2015__a34/}
}