@misc{indiciae9b3fddbe8f90,
  title = {Colorado},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1999},
  doi = {10.3133/fs00799},
  url = {https://pubs.usgs.gov/publication/fs00799},
  note = {Source identifier: fs00799}
}