@article{05255119, title = {Existence of triple positive solutions for second-order discrete boundary value problems.}, journal = {Discrete Dynamics in Nature and Society}, volume = {2007}, year = {2007}, doi = {10.1155/2007/60534}, zbl = {1181.39001}, language = {en}, url = {http://dml.mathdoc.fr/item/05255119} }
Guo, Yanping; Zhang, Jiehua; Ji, Yude. Existence of triple positive solutions for second-order discrete boundary value problems.. Discrete Dynamics in Nature and Society, Tome 2007 (2007) . doi : 10.1155/2007/60534. http://gdmltest.u-ga.fr/item/05255119/