@misc{indiciae96d8599f3302,
  title = {Riparian vegetation of the Black Canyon of the Gunnison River, Colorado: composition and response to selected hydrologic regimes based on a direct gradient assessment model},
  author = {Gregor T. Auble and Jonathan M. Friedman and Michael L. Scott},
  year = {1991},
  url = {https://pubs.usgs.gov/publication/70126196},
  note = {Source identifier: 70126196}
}