@misc{indiciae8532de52d2e7,
  title = {Geologic map of the Woodstock quadrangle, south-central Kentucky},
  author = {Gordon Whitney Weir and Seymour O. Schlanger},
  year = {1969},
  doi = {10.3133/gq776},
  url = {https://pubs.usgs.gov/publication/gq776},
  note = {Source identifier: gq776}
}