@misc{indiciaef7872d4d8653,
  title = {Radioactivity of the thermal waters of Yellowstone National Park},
  author = {Herman Schlundt and Richard Bishop Moore},
  year = {1909},
  doi = {10.3133/b395},
  url = {https://pubs.usgs.gov/publication/b395},
  note = {Source identifier: b395}
}