@misc{indiciae50c674785de0,
  title = {Cooperative Park Studies Unit at the University of Arizona},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1996},
  doi = {10.3133/25174},
  url = {https://pubs.usgs.gov/publication/25174},
  note = {Source identifier: 25174}
}