@misc{indiciae5e06362f87fa, title = {The use of sea ice habitat by female polar bears in the Beaufort Sea}, author = {George M. Durner and Steven C. Amstrup and Ryan M. Nielson and Trent McDonald}, year = {2003}, url = {https://pubs.usgs.gov/publication/70187945}, note = {Source identifier: 70187945} }