@article{EJDE_2003__2003__a39,
     author = {Rhouma,  Nedra Belhaj and M\^aatoug,  Lamia},
     title = {Existence of positive solutions for two nonlinear eigenvalue problems},
     journal = {Electronic journal of differential equations},
     year = {2003},
     volume = {2003},
     zbl = {1013.35059},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2003__2003__a39/}
}