1. Fatigue et usure induites en petits debattements;Berthier;Mater. Techn.,1989
2. Fractals, engineering surfaces and tribology;Ling,1989
3. On the motion of material in the border layer in solid state friction;Alexeyev;Wear,1990
4. On nature of friction of deformable bodies;Alexeev,1989
5. Mechanical Behavior of Materials;McLintoc,1966