@misc{indiciaec0900639a529,
  title = {Measurement of scour-depth near bridge piers},
  author = {J. V. Skinner},
  year = {1986},
  doi = {10.3133/wri854106},
  url = {https://pubs.usgs.gov/publication/wri854106},
  note = {Source identifier: wri854106}
}