@misc{indiciae0562f024cc70,
  title = {Geology of the Creelsboro quadrangle, Kentucky},
  author = {Robert E. Thaden and Richard Quintin Lewis},
  year = {1963},
  doi = {10.3133/gq204},
  url = {https://pubs.usgs.gov/publication/gq204},
  note = {Source identifier: gq204}
}