U.S. Department of Agriculture1. Social conditions, visitor flow & travel simulation model for the Boundary Waters Canoe Area Wilderness (2nd Edition)
- Author(s):
- Douglas, Mark L.; Sanchez-Trigueros, Fernando; Borrie, William T.; Watson, Alan E.; Christensen, Neal A.
2. Frank Church-River of No Return Wilderness: data from 1996 survey of unique tributary visitors
- Author(s):
- Watson, Alan E.; Hunger, Donald H.; Christensen, Neal A.; Spildie, David R.; Becker, Kurt G.; Comstock, Jeff
3. Boundary Waters Canoe Area Wilderness: 2007 visitor survey data
- Author(s):
- Dvorak, Robert G.; Watson, Alan E.; Christensen, Neal A.; Borrie, William T.; Schwaller, Ann
4. Data from monitoring inter-group encounters at the Alpine Lakes Wilderness in 1991
- Author(s):
- Watson, Alan E.; Cronn, Rich; Christensen, Neal A.
5. Situk River, Alaska: 2003 recreation visitor study data
- Author(s):
- Christensen, Neal A.; Watson, Alan E.; Whittaker, Doug
6. Motorboat use on the Main Salmon River: Data from a study for the Frank Church-River of No Return Wilderness
- Author(s):
- Watson, Alan E.; Patterson, Michael E.; Christensen, Neal A.; Puttkammer, Annette; Meyer, Shannon