1. Low-density polyethylene smoke emissions from simulated debris piles
- Author(s):
- Hosseini, SeyedEhsan; Shrivastava, Manish; Cocker, David R.; Jung, Heejung S.; Weise, David R.
2. Desolation Wilderness: data from 1997-1998 visitor response to fees, fee demonstration project
- Author(s):
- Watson, Alan E.; Puttkammer, Annette; Christensen, Neal A.
U.S. Department of Agriculture