@misc{indiciae73fda715f3f8,
  title = {Geology and resources of uranium deposits},
  author = {J.B. Cathcart and A.P. Butler and R. P. Fischer},
  year = {1978},
  doi = {10.3133/pp988ab},
  url = {https://pubs.usgs.gov/publication/pp988AB},
  note = {Source identifier: pp988AB}
}