@misc{indiciae64b1ba8b9921,
  title = {A preliminary report on methods of determining the age of Colorado plateau carnotite},
  author = {Lorin Rollins Stieff and M.N. Girhard and T. W. Stern},
  year = {1950},
  doi = {10.3133/tei108},
  url = {https://pubs.usgs.gov/publication/tei108},
  note = {Source identifier: tei108}
}