@misc{indiciae4af3b8115373,
  title = {Use of lodgepole pine cover types by Yellowstone grizzly bears},
  author = {David J. Mattson},
  year = {1997},
  doi = {10.2307/3802606},
  url = {https://pubs.usgs.gov/publication/1015674},
  note = {Source identifier: 1015674}
}