@misc{indiciaec749dd124960,
  title = {Statistical summaries of Iowa streamflow data through September 30, 1971},
  author = {U.S. Geological Survey},
  year = {1974},
  doi = {10.3133/ofrunnumbered},
  url = {https://pubs.usgs.gov/publication/ofrunnumbered},
  note = {Source identifier: ofrunnumbered}
}