1. Lubricants and Lubricant Additives;Rizvi,1995
2. R.E. Kornbrekke, P. Semanic, T. Kirchner-Jean, M. Galic, E.A. Bardasz, SAE Paper 982665 (1998)
3. J.A. McGeehan, et al., SAE Paper 981371 (1998)
4. M.A.A. Nazha, R.J. Crookes, SAE Paper 922206 (1992)