@misc{indiciae3338070a8e60,
  title = {Bedrock geologic map of the Castle Reef quadrangle, Teton and Lewis and Clark Counties, Montana},
  author = {Melville Rhodes Mudge},
  year = {1968},
  doi = {10.3133/gq711},
  url = {https://pubs.usgs.gov/publication/gq711},
  note = {Source identifier: gq711}
}