@misc{indiciae0d4e219ab928,
  title = {Tertiary and Cretaceous strata of the Tuscaloosa, Tombigbee, and Alabama Rivers},
  author = {Eugene Allen Smith and Lawrence C. Johnson},
  year = {1887},
  doi = {10.3133/b43},
  url = {https://pubs.usgs.gov/publication/b43},
  note = {Source identifier: b43}
}