@article{05701455, title = {Multiple positive symmetric solutions to }, journal = {Discrete Dynamics in Nature and Society}, volume = {2009}, year = {2009}, doi = {10.1155/2009/141929}, zbl = {1195.34141}, language = {en}, url = {http://dml.mathdoc.fr/item/05701455} }
Su, You-Hui; Huang, Can-Yun. Multiple positive symmetric solutions to . Discrete Dynamics in Nature and Society, Tome 2009 (2009) . doi : 10.1155/2009/141929. http://gdmltest.u-ga.fr/item/05701455/