@misc{indiciae36ed79cf5683,
  title = {Guidelines for use of water-quality monitors},
  author = {A. Brice Gordon and Max S. Katzenbach},
  year = {1983},
  doi = {10.3133/ofr83681},
  url = {https://pubs.usgs.gov/publication/ofr83681},
  note = {Source identifier: ofr83681}
}