@misc{indiciaeceb997491ddb,
  title = {Preliminary geologic map of the Townsend 30' x 60' quadrangle, Montana},
  author = {Mitchell W. Reynolds and Theodore R. Brandt},
  year = {2006},
  doi = {10.3133/ofr20061138},
  url = {https://pubs.usgs.gov/publication/ofr20061138},
  note = {Source identifier: ofr20061138}
}