@misc{indiciae1dc43a1befae,
  title = {Sedimentary framework of the Potomac River estuary, Maryland},
  author = {Harley J. Knebel and E. Ann Martin and J.L. Glenn and Sally W. Needell},
  year = {1981},
  doi = {10.1130/0016-7606(1981)92<578:sfotpr>2.0.co;2},
  url = {https://pubs.usgs.gov/publication/70012150},
  note = {Source identifier: 70012150}
}