@misc{indiciaea1b0c4631811,
  title = {Description of a phosphorite unit in Beaufort County, North Carolina},
  author = {J. O. Kimrey},
  year = {1963},
  doi = {10.3133/ofr6372},
  url = {https://pubs.usgs.gov/publication/ofr6372},
  note = {Source identifier: ofr6372}
}