@misc{indiciaea2ecb80c0d29,
  title = {Sedimentological indicators of paleoenvironments and siliciclastic stratigraphic sequences in some Miocene deposits of the Calvert Cliffs, southern Maryland},
  author = {G. L. Shideler},
  year = {1994},
  url = {https://pubs.usgs.gov/publication/70017510},
  note = {Source identifier: 70017510}
}