@misc{indiciae548156d6468c,
  title = {Geologic map of part of the Rising Sun quadrangle, Boone County, Kentucky},
  author = {W. C. Swadley},
  year = {1971},
  doi = {10.3133/gq929},
  url = {https://pubs.usgs.gov/publication/gq929},
  note = {Source identifier: gq929}
}