@misc{indiciae14ddf805edcb,
  title = {Uranium, thorium, and rare-earth elements in Alaska},
  author = {Edward Huntington Cobb},
  year = {1970},
  doi = {10.3133/mr56},
  url = {https://pubs.usgs.gov/publication/mr56},
  note = {Source identifier: mr56}
}