@misc{indiciae1dbf87082223,
  title = {Geologic map of the Johnetta quadrangle, Rockcastle and Jackson Counties, Kentucky},
  author = {James Louis Gualtieri},
  year = {1968},
  doi = {10.3133/gq685},
  url = {https://pubs.usgs.gov/publication/gq685},
  note = {Source identifier: gq685}
}