1. The Friction and Lubrication of Solids, Part I;Bowden,1950
2. The Friction and Lubrication of Solids, Part II;Bowden,1964
3. Contact Mechanics in Tribology;Goryacheva,1998
4. Wear – materials, mechanisms and practice;Gwidon,2005
5. The third body approach: a mechanical point of view;Godet;Wear,1984