@misc{indiciae25d91d17a5d7,
  title = {Bighorn habitat evaluation and management guidelines for the Grapevine Mountains, Death Valley National Monument},
  author = {C. L. Douglas and K.J. Kingsley},
  year = {1981},
  url = {https://pubs.usgs.gov/publication/2002134},
  note = {Source identifier: 2002134}
}