@misc{indiciae873c5047e373,
  title = {Geologic map of the Dennis quadrangle, Logan County, Kentucky},
  author = {Henry C. Rainey},
  year = {1965},
  doi = {10.3133/gq450},
  url = {https://pubs.usgs.gov/publication/gq450},
  note = {Source identifier: gq450}
}