@misc{indiciae45b32fcd2609,
  title = {Petrography of some sandstones and shales of Paleozoic age from borings in Florida},
  author = {Dorothy Carroll},
  year = {1963},
  doi = {10.3133/pp454a},
  url = {https://pubs.usgs.gov/publication/pp454A},
  note = {Source identifier: pp454A}
}