@misc{indiciae21070147b740,
  title = {Data on uranium and radium in ground water in the United States, 1954 to 1957},
  author = {R. C. Scott and F. B. Barker},
  year = {1962},
  doi = {10.3133/pp426},
  url = {https://pubs.usgs.gov/publication/pp426},
  note = {Source identifier: pp426}
}