@misc{indiciaed08cb4b7e779,
  title = {Geologic map of part of the Carrollton quadrangle, Carroll and Trimble Counties, Kentucky},
  author = {W. C. Swadley},
  year = {1976},
  doi = {10.3133/gq1281},
  url = {https://pubs.usgs.gov/publication/gq1281},
  note = {Source identifier: gq1281}
}