@misc{indiciaeded5ed020107,
  title = {Surface Water Records of Minnesota, 1961},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1961},
  doi = {10.3133/wdrmn611},
  url = {https://pubs.usgs.gov/publication/wdrMN611},
  note = {Source identifier: wdrMN611}
}