@misc{indiciae9126cfa174a7,
  title = {Geologic map of the Rosine quadrangle, western Kentucky},
  author = {William D. Johnson},
  year = {1971},
  doi = {10.3133/gq928},
  url = {https://pubs.usgs.gov/publication/gq928},
  note = {Source identifier: gq928}
}