@article{EJDE_2010__2010__a95,
     author = {Sidiropoulos, Nikolaos E.},
     title = {Existence of solutions to indefinite quasilinear elliptic problems of $p$-$q${-Laplacian} type},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {2010},
     year = {2010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2010__2010__a95/}
}