1. Ride comfort for tractor operators. I. Review of existing information;Matthews;J. agric. Engng Res.,1964
2. Experimental confirmation of ride theory;Ellis,1963
3. Mechanical and electronic simulation and measurement of a large amplitude non-linear wheel bounce;Cook,1962
4. The dynamic behaviour of farm tractors;Raney;Trans. Amer. Soc. agric. Engrs,1961
5. The mechanical impedance of the human body in the sitting and standing position and its significance for the subjective tolerance to vibration;Coermann,1959