@misc{indiciae25e5509c2ab6,
  title = {Monitoring beach morphology changes using small-format aerial photography and digital softcopy photogrammetry},
  author = {Cheryl Hapke and Bruce M. Richmond},
  year = {2000},
  doi = {10.1046/j.1526-0984.2000.71001.x},
  url = {https://pubs.usgs.gov/publication/70243662},
  note = {Source identifier: 70243662}
}