1. Contact of nominally flat surfaces;Greenwood,1966
2. Contact of Rough Surfaces of Work-Hardening Materials — The Mechanics of Contact between Deformable Bodies;Halling,1975
3. The normal approach between rough flat surfaces in contact;Nuri;Wear,1975
4. Experimental study of the apparent area of contact under nominally Hertzian contact of rough surfaces;Halling,1968
5. Elastic contact of rough spheres;Greenwood;Trans. ASME,1967