@misc{indiciae0635e49b132c,
  title = {Geologic map of the Tule Valley quadrangle, Roosevelt County, Montana},
  author = {R. B. Colton},
  year = {1963},
  doi = {10.3133/i371},
  url = {https://pubs.usgs.gov/publication/i371},
  note = {Source identifier: i371}
}