@misc{indiciae907d6bd4cd65,
  title = {The effect of use limits on backcountry visitation trends in Yosemite National Park},
  author = {J. W. van Wagtendonk},
  year = {2009},
  doi = {10.1080/01490408109512970},
  url = {https://pubs.usgs.gov/publication/1007488},
  note = {Source identifier: 1007488}
}