@misc{indiciae5c87ab506dbc,
  title = {Geologic map of the Dixon quadrangle, Webster County, Kentucky},
  author = {Dan E. Hansen},
  year = {1976},
  doi = {10.3133/gq1293},
  url = {https://pubs.usgs.gov/publication/gq1293},
  note = {Source identifier: gq1293}
}