1. Compaction under wheels;Soane;Soil, Wat.,1977
2. Agricultural Tyres;Inns,1978
3. Radial stiffness of the pneumatic tyre;Cooper;Trans. Inst. Rubber Indy,1964
4. Theory of Land Locomotion;Bekker,1956
5. Zur Statik des Luftreifens;Rotta;Ing.-Arch.,1949