@misc{indiciae53bffdc89b1f,
  title = {Research and basic data in water quality},
  author = {J.W. Geurin},
  year = {1960},
  doi = {10.3133/ofr6054},
  url = {https://pubs.usgs.gov/publication/ofr6054},
  note = {Source identifier: ofr6054}
}