@article{M2AN_2001__35_4_675_0,
     author = {Tang, Sanyi and Chen, Lansun},
     title = {A discrete predator-prey system with age-structure for predator and natural barriers for prey},
     journal = {ESAIM: Mathematical Modelling and Numerical Analysis },
     pages = {675--690},
     publisher = {EDP-Sciences},
     volume = {35},
     number = {4},
     year = {2001},
     mrnumber = {1862874},
     zbl = {0993.39009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/M2AN_2001__35_4_675_0/}
}