@misc{indiciaea8d6fdfb9eaf,
  title = {Position statement on the effects of livestock grazing on riparian and stream ecosystems},
  author = {C.L. Armour and D.A. Duff and W. Elmore},
  year = {1991},
  url = {https://pubs.usgs.gov/publication/70125935},
  note = {Source identifier: 70125935}
}