@misc{indiciae1ff31533aadb,
  title = {Geologic map of the Clinton quadrangle, Hickman County, Kentucky},
  author = {Wilds W. Olive},
  year = {1972},
  doi = {10.3133/gq1030},
  url = {https://pubs.usgs.gov/publication/gq1030},
  note = {Source identifier: gq1030}
}