@misc{indiciaef4d39af955c0,
  title = {Geology of the Matewan quadrangle in Kentucky},
  author = {Virgil A. Trent},
  year = {1965},
  doi = {10.3133/gq373},
  url = {https://pubs.usgs.gov/publication/gq373},
  note = {Source identifier: gq373}
}