@misc{indiciae63bf5260b487,
  title = {Geology of the Krypton quadrangle, Kentucky},
  author = {Robert B. Mixon},
  year = {1965},
  doi = {10.3133/gq389},
  url = {https://pubs.usgs.gov/publication/gq389},
  note = {Source identifier: gq389}
}