@misc{indiciae45a06d99555f,
  title = {Satellite and field studies of man's impact on the surface in arid regions},
  author = {Joseph Otterman},
  year = {1981},
  doi = {10.1111/j.2153-3490.1981.tb01731.x},
  url = {https://pubs.usgs.gov/publication/70140573},
  note = {Source identifier: 70140573}
}