@misc{indiciae7acb4dcbd597,
  title = {Epigenetic uranium deposits in the United States, exclusive of Alaska and Hawaii},
  author = {Arthur Pierce Butler and Warren Irvin Finch and William Stephens Twenhofel},
  year = {1962},
  doi = {10.3133/mr21},
  url = {https://pubs.usgs.gov/publication/mr21},
  note = {Source identifier: mr21}
}