TY  - RPRT
TI  - Wilderness permit accuracy: differences between reported and actual use
AU  - David J. Parsons
AU  - Thomas J. Stohlgren
AU  - James M. Kraushaar
PY  - 1982
DO  - 10.1007/bf01875064
UR  - https://pubs.usgs.gov/publication/70120251
ID  - 70120251
ER  -