@misc{indiciae33f4342d5fa4,
  title = {Geologic map of the Taylorsville quadrangle, Spencer and Shelby Counties, Kentucky},
  author = {Warren Lee Peterson},
  year = {1977},
  doi = {10.3133/gq1433},
  url = {https://pubs.usgs.gov/publication/gq1433},
  note = {Source identifier: gq1433}
}