@article{05237115, title = {Positive solutions for nonlinear }, journal = {Boundary Value Problems [electronic only]}, volume = {2007}, year = {2007}, doi = {10.1155/2007/74517}, zbl = {1148.34015}, language = {en}, url = {http://dml.mathdoc.fr/item/05237115} }
Hao, Xin'an; Liu, Lishan; Wu, Yonghong. Positive solutions for nonlinear . Boundary Value Problems [electronic only], Tome 2007 (2007) . doi : 10.1155/2007/74517. http://gdmltest.u-ga.fr/item/05237115/