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2. Pressure distribution and shape of an elasto-hydrodynamic grease film;Jonkisz;Wear,1979
3. Friction reduction with greases;Horth;NLGI Spokeman,1968
4. Elasto-hydrodynamic films of lithium greases;Polacios;Macanique, Materiaux, Electricite (GAME),1980
5. Molecular physics of boundary friction;Akhmatov,1966