@misc{indiciaea2e4ae6c1a4a,
  title = {Geologic map showing upper Cretaceous, Paleocene, and lower and middle Eocene units and distribution of younger fluvial deposits in western Tennessee},
  author = {William S. Parks and Ernest E. Russell},
  year = {1975},
  doi = {10.3133/i916},
  url = {https://pubs.usgs.gov/publication/i916},
  note = {Source identifier: i916}
}