@misc{indiciaefaa2b00254d3,
  title = {Barchan-dune movement in Imperial Valley, California},
  author = {Joseph Long and Robert Sharp},
  year = {1964},
  doi = {10.1130/0016-7606(1964)75[149:bmiivc]2.0.co;2},
  url = {https://pubs.usgs.gov/publication/70221817},
  note = {Source identifier: 70221817}
}