@misc{indiciae3bb9216c0bf1,
  title = {Earth flows: Morphology, mobilization, and movement},
  author = {David K. Keefer and Arvid M. Johnson},
  year = {1983},
  doi = {10.3133/pp1264},
  url = {https://pubs.usgs.gov/publication/pp1264},
  note = {Source identifier: pp1264}
}