@misc{indiciae0fc3518ad1ce,
  title = {The National Gazetteer of the United States of America; South Dakota 1989},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1989},
  doi = {10.3133/pp1200sd},
  url = {https://pubs.usgs.gov/publication/pp1200SD},
  note = {Source identifier: pp1200SD}
}