@misc{indiciaeb22e1a0fdfdf,
  title = {Geologic map of the Moorefield quadrangle, northeastern Kentucky},
  author = {Perry Braswell Wigley},
  year = {1978},
  doi = {10.3133/gq1510},
  url = {https://pubs.usgs.gov/publication/gq1510},
  note = {Source identifier: gq1510}
}