@misc{indiciae7d5dcf662c2c,
  title = {Geologic map of part of the Rose Hill quadrangle, Harlan County, Kentucky},
  author = {Edwin K. Maughan and James Tazelaar},
  year = {1973},
  doi = {10.3133/gq1121},
  url = {https://pubs.usgs.gov/publication/gq1121},
  note = {Source identifier: gq1121}
}