1. Polynesian uses of seaweed;Abbott,1991
2. Early maritime traditions in the Bering, Chukchi and East Siberian Seas;Ackerman;Arctic Anthropology,1998
3. Risk;Adams,1995
4. Sudden climate transitions during the Quaternary;Adams;Progress in Physical Geography,1999
5. The Evolution and Dispersal of Modern Humans in Asia,1992