U. S. Geological Survey; Alaska Science Center, meer
Functie: Research Zoologist Contact op het instituut: E-mail:
USGS Alaska Science Center, 4210 University Drive, Anchorage, Alaska 99508, 20101231, Catalogue of Polar Bear (Ursus maritimus) Maternal Den Locations in the Beaufort Sea and Neighboring Regions, Alaska, 1910 – 2010: U.S. Geological Survey Data Series568., meer
