@article{EJDE_2011__2011__a54,
     author = {Zhao,  Lin and Zhao,  Peihao and Xie,  Xiaoxia},
     title = {Existence and multiplicity of solutions for divergence type elliptic equations},
     journal = {Electronic journal of differential equations},
     year = {2011},
     volume = {2011},
     zbl = {1213.35227},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2011__2011__a54/}
}