@misc{indiciae468f76db01e2,
  title = {Preliminary geologic map of the Goose Mountain No. 1 quadrangle, Montana},
  author = {J. Fred Smith},
  year = {1955},
  doi = {10.3133/ofr55166},
  url = {https://pubs.usgs.gov/publication/ofr55166},
  note = {Source identifier: ofr55166}
}