@misc{indiciae98fa7de50f1c,
  title = {Ground radioactivity measurements in South Carolina and Georgia with radioelement analyses of surficial sediments},
  author = {Stephen H. Perlman and C. M. Bunker and C. A. Bush and G. S. Gohn},
  year = {1976},
  doi = {10.3133/ofr76478},
  url = {https://pubs.usgs.gov/publication/ofr76478},
  note = {Source identifier: ofr76478}
}