@misc{indiciaeb933cf32ef4b,
  title = {Effects of horizontal velocity variations on ultrasonic velocity measurements in open channels},
  author = {E.D. Swain},
  year = {1992},
  doi = {10.3133/wri914200},
  url = {https://pubs.usgs.gov/publication/wri914200},
  note = {Source identifier: wri914200}
}