@misc{indiciaed110b41c0b0b,
  title = {Geologic map of the Frakes quadrangle and part of the Eagan quadrangle, southeastern Kentucky},
  author = {Wayne L. Newell},
  year = {1975},
  doi = {10.3133/gq1249},
  url = {https://pubs.usgs.gov/publication/gq1249},
  note = {Source identifier: gq1249}
}