@misc{indiciae80e274db0774,
  title = {The relation of turbulence to diffusion in open-channel flows},
  author = {Thomas N. Keefer},
  year = {1971},
  doi = {10.3133/ofr72206},
  url = {https://pubs.usgs.gov/publication/ofr72206},
  note = {Source identifier: ofr72206}
}