@article{10_4153_CMB_1993_019_9,
     author = {Cao, Yulin and Freedman, H. I.},
     title = {Oscillation and {Global} {Attractivity} in {Stage-Structured} {Population} {Models}},
     journal = {Canadian mathematical bulletin},
     pages = {129--138},
     year = {1993},
     volume = {36},
     number = {2},
     doi = {10.4153/CMB-1993-019-9},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1993-019-9/}
}