@misc{indiciae972cebf1970e,
  title = {Biotic soil crusts in relation to topography, cheatgrass, and fire in the Columbia Basin, Washington},
  author = {Jeanne Ponzetti and B. McCune and David A. Pyke},
  year = {2007},
  doi = {10.1639/0007-2745(2007)110[706:bscirt]2.0.co;2},
  url = {https://pubs.usgs.gov/publication/1016479},
  note = {Source identifier: 1016479}
}