@misc{indiciae42d9d714475a,
  title = {Geologic map of the Sapphire wilderness and contiguous roadless areas, Granite and Ravalli counties, Montana},
  author = {C. A. Wallace and D. J. Lidke and J.D. Obrodovich},
  year = {1982},
  doi = {10.3133/mf1469a},
  url = {https://pubs.usgs.gov/publication/mf1469A},
  note = {Source identifier: mf1469A}
}