@misc{indiciae5a6ad73aa2f8,
  title = {Managing designated campsites: Survey implications from Great Smoky Mountains National Park},
  author = {J. L. Marion and Y.-F. Leung},
  year = {1996},
  url = {https://pubs.usgs.gov/publication/5223260},
  note = {Source identifier: 5223260}
}