1. [1] Kondo, M., Manabe, S., Takashige, T., and Kanno H., "Abnormality detection of traction diesel engines using vibration analysis in octave bands," RTRI Report, Vol.29, No.9, pp.17-22, 2015 (in Japanese).
2. [2] Kondo, M., Takashige, T., Manabe, S., and Kanno, H., "Abnormality detection in a contaminated diesel engine by a vibration monitoring method," RTRI Report, Vol.30, No.4, pp.47-52, 2016 (in Japanese).