@misc{indiciaedda464219796,
  title = {How many grizzlies in Yellowstone?},
  author = {L.L. Eberhardt and R.R. Knight},
  year = {1996},
  doi = {10.2307/3802244},
  url = {https://pubs.usgs.gov/publication/70169400},
  note = {Source identifier: 70169400}
}