1. Engine friction-a change in emphasis;Monaghan;Inst. Mech. Engrs., 2nd BP Tribology Lecture,1987
2. The Contact of Two Nominally Flat Rough Surfaces;Greenwood;Proc. Instn. Mech. Engrs., Paper 48/71,1971
3. A Mixed Friction Model for Dynamically Loaded Contacts with Application to Piston Ring Lubrication;Rohde,1980
4. The Wear and Lubrication of Piston, Rings;Priest,1996
5. Predictive wear modelling of lubricated piston rings in a diesel engine;Priest;Wear,1999