@misc{indiciaee7e061922986,
  title = {Use of surface-geophysical methods to assess riverbed scour at bridge piers},
  author = {S.R. Gorin and F.P. Haeni},
  year = {1989},
  doi = {10.3133/wri884212},
  url = {https://pubs.usgs.gov/publication/wri884212},
  note = {Source identifier: wri884212}
}