@misc{indiciaefeea9f15d1d9,
  title = {Geology of the Hazard South quadrangle, Kentucky},
  author = {Willard P. Puffett},
  year = {1964},
  doi = {10.3133/gq343},
  url = {https://pubs.usgs.gov/publication/gq343},
  note = {Source identifier: gq343}
}