@article{05038272, title = {On a class of semilinear elliptic equations with boundary conditions and potentials which change sign.}, journal = {Abstract and Applied Analysis}, volume = {2005}, year = {2005}, pages = {95-104}, doi = {10.1155/AAA.2005.95}, zbl = {1128.35046}, language = {en}, url = {http://dml.mathdoc.fr/item/05038272} }
Ouanan, M.; Touzani, A. On a class of semilinear elliptic equations with boundary conditions and potentials which change sign.. Abstract and Applied Analysis, Tome 2005 (2005) pp. 95-104. doi : 10.1155/AAA.2005.95. http://gdmltest.u-ga.fr/item/05038272/