@article{05255147, title = {Permanence and periodic solution of predator-prey system with holling type functional response and impulses.}, journal = {Discrete Dynamics in Nature and Society}, volume = {2007}, year = {2007}, doi = {10.1155/2007/81756}, zbl = {1146.37370}, language = {en}, url = {http://dml.mathdoc.fr/item/05255147} }
Wang, Weibing; Shen, Jianhua; Nieto, Juan J. Permanence and periodic solution of predator-prey system with holling type functional response and impulses.. Discrete Dynamics in Nature and Society, Tome 2007 (2007) . doi : 10.1155/2007/81756. http://gdmltest.u-ga.fr/item/05255147/