@misc{indiciaee61591694c55,
  title = {High-amplitude radioactivity anomalies in Liberia},
  author = {John C. Behrendt and Cletus S. Wotorson},
  year = {1970},
  doi = {10.3133/ofr7023},
  url = {https://pubs.usgs.gov/publication/ofr7023},
  note = {Source identifier: ofr7023}
}