@misc{indiciaeedeee92cb214,
  title = {Geologic map of the Mays Lick quadrangle, Mason County, Kentucky},
  author = {A. B. Gibbons},
  year = {1968},
  doi = {10.3133/gq784},
  url = {https://pubs.usgs.gov/publication/gq784},
  note = {Source identifier: gq784}
}