@misc{indiciae9d5c1c787193,
  title = {Natural radioactive disequilibrium of the uranium series},
  author = {John Nicholas Rosholt},
  year = {1959},
  doi = {10.3133/b1084a},
  url = {https://pubs.usgs.gov/publication/b1084A},
  note = {Source identifier: b1084A}
}