1. The wear of metal shares in agricultural soils;Richardson,1969
2. The wear of metal cutting edges in stony soils;Richardson,1969
3. The wear of metals by relatively soft abrasives;Richardson;Wear,1968
4. The wear of commercially available cast irons, worn on a laboratory abrasion tester;McLees,1979
5. The abrasive wear resistance of surface coatings;Moore;J. agric. Engng Res.,1975