1. Maurice Godet's third body approach;Berthier,1996
2. Third Bodies in close fitting contacts;Ludema,1996
3. Intermolecular and Surface Forces;Israelachvili,1992
4. Fundamentals of friction: Macroscopic and microscopie processes,1991
5. Unlubricated sliding behavior of metals. Reprint from Materials Research Society;Rigney;MRS Bulletin,1998