@misc{indiciae496c10c4b65d,
  title = {Ostracode biostratigraphy of the Yorktown Formation (upper Miocene and lower Pliocene) of Virginia and North Carolina},
  author = {Joseph E. Hazel},
  year = {1971},
  doi = {10.3133/pp704},
  url = {https://pubs.usgs.gov/publication/pp704},
  note = {Source identifier: pp704}
}