@misc{indiciaed15d690a352c,
  title = {Geologic map of the Kelat quadrangle, Harrison and Pendleton Counties, Kentucky},
  author = {Stanley J. Luft},
  year = {1974},
  doi = {10.3133/gq1172},
  url = {https://pubs.usgs.gov/publication/gq1172},
  note = {Source identifier: gq1172}
}