@misc{indiciae56f9b23c4501,
  title = {Denali Park wolf studies: Implications for Yellowstone},
  author = {L. David Mech and Thomas J. Meier and John W. Burch},
  year = {1991},
  url = {https://pubs.usgs.gov/publication/5222593},
  note = {Source identifier: 5222593}
}