@misc{indiciae8dd5f0be7ecb,
  title = {Geologic map of the Nicholasville quadrangle, Jessamine and Fayette Counties, Kentucky},
  author = {William Charles MacQuown},
  year = {1968},
  doi = {10.3133/gq767},
  url = {https://pubs.usgs.gov/publication/gq767},
  note = {Source identifier: gq767}
}