1. Carbon: cause of diesel engine wear?;Rounds;SAE Trans.,1977
2. I. Nagai, H. Endo, H. Nakamura and H. Yano, Soot and valve train wear in passenger car diesel engines, SAE Paper 831757.
3. N. Tokura, K. Terasaka and S. Yasuhara, Process through which soot intermixes into lubricating oil of a diesel engine with exhaust gas recirculation, SAE Paper 820082.
4. Discussion for “Carbon: cause of diesel engine wear?”;Godfrey;SAE Trans.,1977
5. Effect of soots on valve train wear of passenger car diesel engine;Kagaya,1984