@misc{indiciaeea3739732cd1,
  title = {Gray wolves in and adjacent to Voyageurs National Park, Minnesota: Research and synthesis 1987-1991},
  author = {P.J.P. Gogan and W.T. Route and E.M. Olexa and N. Thomas and D. Kuehn and K.M. Podruzny},
  year = {2004},
  url = {https://pubs.usgs.gov/publication/2001162},
  note = {Source identifier: 2001162}
}