@misc{indiciaee3d20dfddfd5,
  title = {The radioactivity of the Conway granite at Redstone, Carroll County, New Hampshire},
  author = {William Lee Smith and Francis J. Flanagan},
  year = {1955},
  doi = {10.3133/tei493},
  url = {https://pubs.usgs.gov/publication/tei493},
  note = {Source identifier: tei493}
}