@misc{indiciae2e4aa05f5721,
  title = {Thorium resources of the Mountain Pass district, San Bernardino County, California},
  author = {Daniel R. Shawe},
  year = {1953},
  doi = {10.3133/tei251},
  url = {https://pubs.usgs.gov/publication/tei251},
  note = {Source identifier: tei251}
}