1. One aspect of tracklayer performance;Reece;Trans. ASAE,1966
2. The basic of tractor performance theory;Kacigin;J. Terramechanics,1968
3. The effect of drawbar pull on the rolleg resistance of tracklaying tractors;Guskov;J. Terramechanics,1968
4. Theory of Land Locomotion;Bekker,1956
5. Tracked vehicle ground pressure and its effect on soft ground performance;Rowland,1972