@misc{indiciae40d56ca3c0a9,
  title = {Surface water records of Minnesota, 1963},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1963},
  doi = {10.3133/wdrmn631},
  url = {https://pubs.usgs.gov/publication/wdrMN631},
  note = {Source identifier: wdrMN631}
}