TY  - RPRT
TI  - Remote identification of polar bear maternal den habitat in northern Alaska
AU  - George M. Durner
AU  - Steven C. Amstrup
AU  - Ken J. Ambrosius
PY  - 2001
DO  - 10.14430/arctic770
UR  - https://pubs.usgs.gov/publication/70024240
ID  - 70024240
ER  -