@article{05237047, title = {Multiple positive solutions of nonhomogeneous elliptic equations in unbounded domains.}, journal = {Abstract and Applied Analysis}, volume = {2007}, year = {2007}, doi = {10.1155/2007/43018}, zbl = {1157.35371}, language = {en}, url = {http://dml.mathdoc.fr/item/05237047} }
Hsu, Tsing-San. Multiple positive solutions of nonhomogeneous elliptic equations in unbounded domains.. Abstract and Applied Analysis, Tome 2007 (2007) . doi : 10.1155/2007/43018. http://gdmltest.u-ga.fr/item/05237047/