@misc{indiciaedb8cdbb5ca0c,
  title = {Techniques for estimating magnitude and frequency of floods in Minnesota},
  author = {Lowell C. Guetzkow},
  year = {1977},
  doi = {10.3133/wri7731},
  url = {https://pubs.usgs.gov/publication/wri7731},
  note = {Source identifier: wri7731}
}