@article{EJDE_2005__2005__a263,
     author = {Cui, Jingan and Guo, Mingna},
     title = {Permanence in logistic and {Lotka-Volterra} systems with dispersal and time delays},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {2005},
     year = {2005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2005__2005__a263/}
}