@misc{indiciae6cbc0bb8effc,
  title = {Water resources of the Big Fork River watershed, north-central Minnesota},
  author = {Gerald F. Lindholm and John O. Helgesen and Donald W. Ericson},
  year = {1974},
  doi = {10.3133/ofr74126},
  url = {https://pubs.usgs.gov/publication/ofr74126},
  note = {Source identifier: ofr74126}
}