@misc{indiciae26296efc1e93,
  title = {Geologic map of the Millard quadrangle, Pike County, Kentucky},
  author = {Evan Cramer Jenkins},
  year = {1967},
  doi = {10.3133/gq659},
  url = {https://pubs.usgs.gov/publication/gq659},
  note = {Source identifier: gq659}
}