@misc{indiciae213ea4abcdc2,
  title = {Geologic map of Bourbon, Fayette, Jessamine, and Scott Counties, Kentucky (county group 25)},
  author = {Wilbur Nathaniel Palmquist and Francis Ramey Hall},
  year = {1960},
  doi = {10.3133/ha25},
  url = {https://pubs.usgs.gov/publication/ha25},
  note = {Source identifier: ha25}
}