1. A Policy on Geometric Design of Highways and Streets,1990
2. Minimizing Total Cost of Construction, Maintenance, and Transportation Costs with Computer-Aided Forest Road Design;Akay,2003
3. Delivery, the Transportation of Raw Natural Products from Roadside to Mill;Douglas,1999
4. A Manual for the Planning, Design, and Construction of Forest Roads in Steep Terrain,1998
5. Route Location and Design;Hickerson,1964