1. HIRANO, F., SAKAI, T. and YAMAMOTO, Y. ‘Effect of oxide film formation on friction-temperature characteristics of oils, especially in four-ball testing’, Proc. 6th Leeds-Lyon Symposium on Tribology 1979, 298–306.
2. ‘Anti-wear and anti-friction properties of hydrocarbons under heavy loads’;VINOGRADOV;Wear,1961
3. ‘Investigation of the lubrication process under heavy friction conditions’;VINOGRADOV;Wear,1963
4. FINK, M. ‘Chemical activation not by temperature but by plastic-deformation as the cause of friction-chemical reactions on metals’, Fortschritt Bereichte VDI-Z. 1967, 5.
5. ‘Oxygen-an “extreme-pressure agent”;BJERK;ASLE Trans,1973