@misc{indiciaed6e13c6b1eca,
  title = {Form drag in rivers due to small-scale natural topographic features: 1. Regular sequences},
  author = {J. W. Kean and J.D. Smith},
  year = {2006},
  doi = {10.1029/2006jf000467},
  url = {https://pubs.usgs.gov/publication/70029465},
  note = {Source identifier: 70029465}
}