1. Saurabh, K., Mukherjee, P.S., ‘‘Additives depletion and engine oil condition – a case study’’, Industrial Lubrication and Tribology, 57 (2005) 69-72.
2. Usuba, Y., Kuzuoka, H., Kamiya, N., ‘‘Low noise design fort he main structual parts of V6 engines’’, International Journal of Vehicle Design, 10(1) (1989) 52-63.
3. Kırkup, S.M., Tyrrell, R.J., ‘‘Computer aided analysis of engine noise’’, International Journal of Vehicle Design, 13(4) (1992) 388-402.
4. Mikami, T., Oshino, Y., Tachibana, H., Relationship between running speed and sound power levels on urban roads, In Inter-Noise 98, 223-226, 1998.
5. Lee, S.K., Kim, B.S., Park, D.C., ‘‘Objective evaluation of the rumbling sound in passenger cars based on an artificial neural network’’, Proceedings Of The Institution Of Mechanical Engineers Part D-Journal Of Automobile Engineering, 219(4) (2005) 457-469.