@misc{indiciae94a2ef1510e8,
  title = {Hydraulics of river channels as related to navigability},
  author = {W. B. Langbein},
  year = {1962},
  doi = {10.3133/wsp1539w},
  url = {https://pubs.usgs.gov/publication/wsp1539W},
  note = {Source identifier: wsp1539W}
}