@misc{indiciae5a7328e0750b,
  title = {Palynology of latest Neogene (Middle Miocene to late Pliocene) strata in the Delmarva Peninsula of Maryland and Virginia},
  author = {L. Sirkin and J. P. Owens},
  year = {1998},
  url = {https://pubs.usgs.gov/publication/70021345},
  note = {Source identifier: 70021345}
}