@misc{indiciae6d0676e32aca,
  title = {Geologic map of the Hammonville quadrangle, Larue and Hart Counties, Kentucky},
  author = {Frank R. Moore},
  year = {1972},
  doi = {10.3133/gq1051},
  url = {https://pubs.usgs.gov/publication/gq1051},
  note = {Source identifier: gq1051}
}