@misc{indiciaeedb271489d27,
  title = {Prairie dog distribution in areas inhabited by black-footed ferrets},
  author = {C. N. Hillman and R. L. Linder and Robert Dahlgren},
  year = {1979},
  doi = {10.2307/2425083},
  url = {https://pubs.usgs.gov/publication/5222067},
  note = {Source identifier: 5222067}
}