@misc{indiciae7ce8e0d9c724,
  title = {Vegetation Monitoring Handbook for Channel Islands National Park. Report to the Superintendent, Channel Islands National Park},
  author = {W. L. Halvorson and S. Veirs and R.A. Clark and D.D. Borgais},
  year = {1987},
  url = {https://pubs.usgs.gov/publication/96492},
  note = {Source identifier: 96492}
}