@misc{indiciae967478b467f9,
  title = {Marine diatom sequence in Miocene strata of the Chesapeake Bay region, Maryland},
  author = {George W. Andrews},
  year = {1978},
  doi = {10.2307/1485369},
  url = {https://pubs.usgs.gov/publication/70208753},
  note = {Source identifier: 70208753}
}