1. , and , ‘Additive systems for engine oils - future challenges’, Proc. Int. Tribol. Conf., Nagasaki, 2000, pp. 71–8.
2. , and , ‘Base oil effects on friction reducing capabilities of molybdenum dialkyldithiocarbamate containing engine oils’, SAE paper 972860, 1997.
3. , and , ‘Friction and wear properties of polyol ester, polyalphaolefin and their blended oils containing MoDTC and ZnDTP’, 2nd Int. Tribol. Conf., Zilona Gora, 2002, pp. 397–402.
4. Influence of the alkyl group of zinc dialkyldithiophosphate on the frictional characteristics of molybdenum dialkyldithiocarbamate under sliding conditions
5. et al., ‘The outlook for GTL and other high quality lube base stocks’, Proc. NPRA 2001 Annual Meeting, New Orleans, LA, March 2001.