@article{EJDE_2010__2010__a63,
     author = {Bensid, Sabri and Bouguima, Sidi Mohammed},
     title = {Existence and multiplicity of solutions to elliptic problems with discontinuities and free boundary conditions},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {2010},
     year = {2010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2010__2010__a63/}
}