@misc{indiciae0602d7b36d65,
  title = {Geologic map of the Diamond G Butte NW Quadrangle, McCone and Prairie counties, Montana},
  author = {R. B. Colton and J. P. McGraw and S.L. Durst},
  year = {1994},
  doi = {10.3133/ofr88607},
  url = {https://pubs.usgs.gov/publication/ofr88607},
  note = {Source identifier: ofr88607}
}