@misc{indiciae92ffb4a59077,
  title = {Distribution of thorium and uranium in three early Paleozoic plutonic series of New Hampshire},
  author = {John B. Lyons},
  year = {1964},
  doi = {10.3133/b1144f},
  url = {https://pubs.usgs.gov/publication/b1144F},
  note = {Source identifier: b1144F}
}