@misc{indiciae0c85ffc3b99d,
  title = {Geologic map of the Comet area, Jefferson City quadrangle, Jefferson County, Montana},
  author = {George E. Becraft},
  year = {1952},
  doi = {10.3133/ofr5213},
  url = {https://pubs.usgs.gov/publication/ofr5213},
  note = {Source identifier: ofr5213}
}