@article{EJDE_2007__2007__a173,
     author = {Li, Yongkun and Chen, Qian},
     title = {Positive periodic solutions of neutral logistic difference equations with multiple delays},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {2007},
     year = {2007},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2007__2007__a173/}
}