1. A mathematical model of tractor overturning and impact behaviour;Chisholm;J. agric. Engng Res.,1979
2. A survey of 114 tractor sidesways overturning accidents in the U.K.—1969 to 1971;Chisholm,1972
3. Equipment for tractor overturning experiments;Chisholm,1977
4. Tractor overturning tests: 1973–1975;Chisholm,1977
5. Smoothing of digital signals;Chisholm,1976