@misc{indiciae577ab3b979f7,
  title = {Mineral resources of the Elkhorn Wilderness Study Area, Montana},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1978},
  doi = {10.3133/ofr78325},
  url = {https://pubs.usgs.gov/publication/ofr78325},
  note = {Source identifier: ofr78325}
}