@misc{indiciaeeb13333490b7,
  title = {Silicoflagellate and diatom biostratigraphy in successive Burdigalian transgressions, middle Atlantic coastal plain},
  author = {Karen L. Wetmore and George W. Andrews},
  year = {1990},
  doi = {10.2307/1485510},
  url = {https://pubs.usgs.gov/publication/70208769},
  note = {Source identifier: 70208769}
}