@misc{indiciae3c6388cf949f,
  title = {Geologic map of the John Sevier quadrangle, Knox County, Tennessee},
  author = {John Mark Cattermole},
  year = {1966},
  doi = {10.3133/gq514},
  url = {https://pubs.usgs.gov/publication/gq514},
  note = {Source identifier: gq514}
}