@misc{indiciaeb2ae76d5e6e6,
  title = {Modified Parshall flume},
  author = {A.I. Johnson},
  year = {1963},
  doi = {10.3133/ofr6363},
  url = {https://pubs.usgs.gov/publication/ofr6363},
  note = {Source identifier: ofr6363}
}