@misc{indiciae3ab5bc210ce8,
  title = {Water resources data for Iowa, water year 1972},
  author = {U.S. Geological Survey},
  year = {1973},
  doi = {10.3133/70168639},
  url = {https://pubs.usgs.gov/publication/70168639},
  note = {Source identifier: 70168639}
}