@misc{indiciae931a6f7ea563,
  title = {Polar bear population status in the northern Beaufort Sea, Canada, 1971-2006},
  author = {I. Stirling and T. L. McDonald and E.S. Richardson and E.V. Regehr and Steven C. Amstrup},
  year = {2011},
  doi = {10.1890/10-0849.1},
  url = {https://pubs.usgs.gov/publication/70033854},
  note = {Source identifier: 70033854}
}