1. Gescheider, G. A., (Miyaoka, T., Kaneko. R., Kurakata. K. and Shibasaki, A., translate), Psychophysics: The Fundamentals, Kitaohji Shobo, ISBN 4–7628–2250–7 (2002) (in Japanese).
2. Giacomin, J. and Woo, J., A study of the human ability to detect road surface type on the basis of steering wheel vibration feedback, IMechE2005 (2005a).
3. Giacomin, J. and Woo, J., Schwingungsdynamik des lenksystems verbesserung von information und wahrnehmung (Steering system vibration information and perception enhancement), ATZ, 5, Jahrgang, 107 (2005b), pp. 422–429. (in Germany).
4. Groll, M., Methods of suppressing periodic steering wheel vibrations and of enhancing the transmission of the road profile, Steering.Tech (2008).
5. Hoshida, T., Machida, N. and Shiiba, T., Development of steering torque simulator considering road roughness, Dynamics and Design Conference, The Japan Society of Mechanical Engineers, No.11–2 (2011) (in Japanese).