@misc{indiciae6872823d418b,
  title = {Reconnaissance investigations for uranium in black shale deposits of the western states during 1951 and 1952},
  author = {Donald Cave Duncan},
  year = {1953},
  doi = {10.3133/tei381},
  url = {https://pubs.usgs.gov/publication/tei381},
  note = {Source identifier: tei381}
}