@misc{indiciaee555ce053139,
  title = {Subsurface measurements of natural gamma radioactivity, Nevada Test Site and vicinity, Nye, Lincoln, and Clark Counties, Nevada},
  author = {C. M. Bunker},
  year = {1965},
  doi = {10.3133/ofr6524},
  url = {https://pubs.usgs.gov/publication/ofr6524},
  note = {Source identifier: ofr6524}
}