@misc{indiciaef2a4c7aba61a,
  title = {Geologic map of the Rattlesnake Wilderness Study Area, Missoula County, Montana},
  author = {C. A. Wallace and D. J. Lidke},
  year = {1980},
  doi = {10.3133/mf1235a},
  url = {https://pubs.usgs.gov/publication/mf1235A},
  note = {Source identifier: mf1235A}
}