@misc{indiciae9357aeac3cac,
  title = {Geologic map of the Panther quadrangle, Daviess County, Kentucky},
  author = {Gus H. Goudarzi},
  year = {1971},
  doi = {10.3133/gq866},
  url = {https://pubs.usgs.gov/publication/gq866},
  note = {Source identifier: gq866}
}