@misc{indiciae91fcf876d4d4,
  title = {Geologic map of the Science Hill quadrangle, south-central Kentucky},
  author = {Alfred R. Taylor and Richard Quintin Lewis},
  year = {1973},
  doi = {10.3133/gq1105},
  url = {https://pubs.usgs.gov/publication/gq1105},
  note = {Source identifier: gq1105}
}