@misc{indiciae5e727eb74445,
  title = {A catalogue of study material of radio-active minerals},
  author = {T. W. Stern},
  year = {1951},
  doi = {10.3133/ofr5181},
  url = {https://pubs.usgs.gov/publication/ofr5181},
  note = {Source identifier: ofr5181}
}