@misc{indiciaeb2cee80d573f,
  title = {Geologic map of the Louisa Quadrangle, Kentucky-West Virginia},
  author = {Carol Waite Connor and Romeo M. Flores},
  year = {1978},
  doi = {10.3133/ofr78158},
  url = {https://pubs.usgs.gov/publication/ofr78158},
  note = {Source identifier: ofr78158}
}