1. The wear of metals under unlubricated conditions;Archard,1956
2. Surface film formation and metallic wear;Hirst;J. Appl. Phys.,1956
3. The influence of speed on metallic wear;Hirst,1960
4. The influence of temperature on metallic wear;Lancaster,1957
5. The formation of surface films at the transition between mild and severe metallic wear;Lancaster,1962