1. Packrat middens: The last 40,000 years of biotic change;Betancourt,1990
2. Tropical secondary forests;Brown;Journal of Tropical Ecology,1990
3. The changing forests: Ephemeral communities, climate and refugia;Colinvaux;Quarterly Review of Archaeology,1987
4. Competition and the structure of granivore communities;Davidson;BioScience,1980
5. Holocene vegetational history of the eastern United States;Davis,1983