1. Amlin E. and Bradley A. H. (1992). “Variable tire pressure control for log-hauling vehicles.” Proc. Int. Mountain Logging and 8th Pacific Northwest Skyline Symp.
2. Ashmore C. and Sirois D. L. (1987). “Influences of the central tire inflation system on log truck performance and road surfaces.” Am. Proc. Soc. of Agric. Engrs. Annual Meeting Paper 87-1057.
3. Bekker M. G. (1956). Theory of land locomotion the mechanics of vehicle mobility . The University of Michigan Press Ann Arbor Mich.
4. Bradley A. H. (1991). “Traction evaluation of a central tire inflation system.” Field Note Loading and Trucking-28 . Forest Engineering Research Institute of Canada Vancouver Canada.
5. Bradley A. H. (1992). “Reduction transportation costs with CTI systems.” Field Note Loading and Trucking-31. Forest Engineering Research Institute of Canada Vancouver Canada.