@misc{indiciae140bc5de7b56,
  title = {Proceedings of the fourth conference on research in California's National Parks},
  author = {Stephen D. Veirs and Thomas Stohlgren and Christine Schonewald-Cox},
  year = {1993},
  url = {https://pubs.usgs.gov/publication/70128537},
  note = {Source identifier: 70128537}
}