@misc{indiciae27747fc0e4ed,
  title = {Cartographic Services Contract},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {2001},
  doi = {10.3133/fs07801},
  url = {https://pubs.usgs.gov/publication/fs07801},
  note = {Source identifier: fs07801}
}