@misc{indiciaed36393aa3c23,
  title = {Summary review of analytical data pertaining to uranium content or radioactivity of domestic shales},
  author = {Perry Foote Narten and J.E. Crawford and Arthur Pierce Butler},
  year = {1950},
  doi = {10.3133/tem240},
  url = {https://pubs.usgs.gov/publication/tem240},
  note = {Source identifier: tem240}
}