@article{05237118, title = {Existence of symmetric positive solutions for an }, journal = {Boundary Value Problems [electronic only]}, volume = {2007}, year = {2007}, doi = {10.1155/2007/79090}, zbl = {1148.34020}, language = {en}, url = {http://dml.mathdoc.fr/item/05237118} }
Sun, Yongping; Zhang, Xiaoping. Existence of symmetric positive solutions for an . Boundary Value Problems [electronic only], Tome 2007 (2007) . doi : 10.1155/2007/79090. http://gdmltest.u-ga.fr/item/05237118/