@misc{indiciae2a4f614b2de0,
  title = {Geologic map of the Hustonville quadrangle, Casey and Lincoln Counties, Kentucky},
  author = {Richard Quintin Lewis and Alfred R. Taylor},
  year = {1971},
  doi = {10.3133/gq916},
  url = {https://pubs.usgs.gov/publication/gq916},
  note = {Source identifier: gq916}
}