@misc{indiciae787f8860b764,
  title = {Geologic map of the Felicity quadrangle, Ohio-Kentucky},
  author = {Robert H. Osborne and Malcolm P. Weiss and William F. Outerbridge},
  year = {1973},
  doi = {10.3133/gq1063},
  url = {https://pubs.usgs.gov/publication/gq1063},
  note = {Source identifier: gq1063}
}