1. Earth and Aggregate Surfacing Design Guide for Low Volume Roads;Bolander,1996
2. Forest Service Specifications for Construction of Roads and Bridges;Turner,1996
3. Optimal Policies for Aggregate Recycling from Decommissioned Forest Roads
4. Gravel and grass surfacing reduces soil loss from mountain roads;Swift;For. Sci.,1984
5. Using gravel to reduce soil losses from minimum-standard forest roads;Kochenderfer;J. Soil Water Conserv.,1987