@misc{indiciae13232423b4c0,
  title = {Textural composition of shallow cores from the tidal Potomac River and Estuary; 1978 and 1979},
  author = {E. Ann Martin and J.L. Glenn and A. Varga and J. Benton and E. Gum and J. Gray},
  year = {1981},
  doi = {10.3133/ofr811355},
  url = {https://pubs.usgs.gov/publication/ofr811355},
  note = {Source identifier: ofr811355}
}