@misc{indiciaedf7eb79f07b2,
  title = {Iowa},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1999},
  doi = {10.3133/fs01699},
  url = {https://pubs.usgs.gov/publication/fs01699},
  note = {Source identifier: fs01699}
}