@misc{indiciae6cc261f22af0,
  title = {Water resources data for Minnesota, water year 1981; Volume 2, Upper Mississippi and Missouri River basins},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1982},
  doi = {10.3133/wdrmn812},
  url = {https://pubs.usgs.gov/publication/wdrMN812},
  note = {Source identifier: wdrMN812}
}