@misc{indiciae9cb5c341b220,
  title = {Cartographic data on CD-ROM},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1997},
  doi = {10.3133/fs06894},
  url = {https://pubs.usgs.gov/publication/fs06894},
  note = {Source identifier: fs06894}
}