@misc{indiciae9cc091bfe72e,
  title = {Geologic map of the Germantown Quadrangle, Tennessee},
  author = {William Scott Parks},
  year = {1975},
  doi = {10.3133/ofr75586},
  url = {https://pubs.usgs.gov/publication/ofr75586},
  note = {Source identifier: ofr75586}
}