@misc{indiciae9debac9d5dca,
  title = {Geologic map of the Berry School Quadrangle, McCone and Prairie counties, Montana},
  author = {Roger B. Colton and J. P. McGraw and D. K. Bozeman},
  year = {1994},
  doi = {10.3133/ofr88632},
  url = {https://pubs.usgs.gov/publication/ofr88632},
  note = {Source identifier: ofr88632}
}