@misc{indiciae2049a3d9ddfe,
  title = {Geology of the area adjacent to the Free Enterprise uranium-silver Mine, Boulder District, Jefferson County, Montana},
  author = {W.A. Roberts and A. J. Gude},
  year = {1952},
  doi = {10.3133/tem140},
  url = {https://pubs.usgs.gov/publication/tem140},
  note = {Source identifier: tem140}
}