@misc{indiciaecf5cba6c9e64,
  title = {Offroad vehicle riders in Big Cypress National Preserve: Results from a survey of permit holders},
  author = {T. Farrell and A. Kendra and J. Roggenbuck and T. Hall and J. L. Marion},
  year = {1999},
  url = {https://pubs.usgs.gov/publication/5200225},
  note = {Source identifier: 5200225}
}