@misc{indiciaec6cb8931cb4b,
  title = {Geographic Information Office Science Information Office},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {2004},
  doi = {10.3133/fs12203},
  url = {https://pubs.usgs.gov/publication/fs12203},
  note = {Source identifier: fs12203}
}