TY  - RPRT
TI  - Persistence in population models with demographic fluctuations.
AU  - T G Hallam
AU  - M Zhien
PY  - 1986
DO  - 10.1007/bf00275641
UR  - https://pubmed.ncbi.nlm.nih.gov/3760721/
ID  - 3760721
ER  -