@misc{indiciae1a88dc86009f,
  title = {Geologic map of the Beverly quadrangle, southeastern Kentucky},
  author = {Paul L. Weis and Charles L. Rice},
  year = {1976},
  doi = {10.3133/gq1310},
  url = {https://pubs.usgs.gov/publication/gq1310},
  note = {Source identifier: gq1310}
}