@article{EJDE_1999__1999__a12,
     author = {Addou,  Idris},
     title = {Multiplicity of solutions for quasilinear elliptic boundary-value problems},
     journal = {Electronic journal of differential equations},
     year = {1999},
     volume = {1999},
     zbl = {0923.34026},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_1999__1999__a12/}
}