@misc{indiciaeeffcf96c1855,
  title = {Geologic map of the Coastal Plain and upland deposits, Washington West quadrangle, Washington, D.C., Maryland, and Virginia},
  author = {Lucy McCartan},
  year = {1990},
  doi = {10.3133/ofr90654},
  url = {https://pubs.usgs.gov/publication/ofr90654},
  note = {Source identifier: ofr90654}
}