@misc{indiciaeac0ef13e066f,
  title = {Stratigraphic notes, 1993},
  author = {Avery Drake and Louis Pavlides},
  year = {1994},
  doi = {10.3133/b2076},
  url = {https://pubs.usgs.gov/publication/b2076},
  note = {Source identifier: b2076}
}