@misc{indiciaec8b9f39d45d0,
  title = {Geologic map of the Allegre quadrangle, Todd County, Kentucky},
  author = {Harry Klemic},
  year = {1965},
  doi = {10.3133/gq446},
  url = {https://pubs.usgs.gov/publication/gq446},
  note = {Source identifier: gq446}
}