@misc{indiciae49d9e21868f5,
  title = {The Badain Jaran Desert: Remote sensing investigations.},
  author = {A. S. Walker and J. W. Olsen and Bagen},
  year = {1987},
  doi = {10.2307/634872},
  url = {https://pubs.usgs.gov/publication/70014282},
  note = {Source identifier: 70014282}
}