@misc{indiciaeb8a3e925f762,
  title = {Reconnaissance for uranium in black shale, Northern Rocky Mountains and Great Plains, 1953},
  author = {W. J. Mapel},
  year = {1954},
  doi = {10.3133/tei464},
  url = {https://pubs.usgs.gov/publication/tei464},
  note = {Source identifier: tei464}
}