@misc{indiciae17023cb7b296,
  title = {Yellowstone grizzly bear mortality, human habituation, and whitebark pine seed crops},
  author = {David J. Mattson and Bonnie M. Blanchard and Richard R. Knight},
  year = {1992},
  doi = {10.2307/3808855},
  url = {https://pubs.usgs.gov/publication/70127570},
  note = {Source identifier: 70127570}
}