@misc{indiciae14b6a5908910,
  title = {Water-quality reconnaissance of the Middle and North Branch Park River watersheds, northeastern North Dakota},
  author = {D. J. Ackerman},
  year = {1980},
  doi = {10.3133/ofr80449},
  url = {https://pubs.usgs.gov/publication/ofr80449},
  note = {Source identifier: ofr80449}
}