@misc{indiciae7600c4071bdd,
  title = {Land cover map from Landsat, 1973, with place names, Washington urban area, D.C., MD, and VA},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1978},
  doi = {10.3133/i858e},
  url = {https://pubs.usgs.gov/publication/i858E},
  note = {Source identifier: i858E}
}