1. (1) Taga, G., Dynamic Design of Brain and Body,Kaneko Shobo (2002) . (in Japanese)
2. (2) Iguchi M., Man-machine system, Kyoritsu Shupan (1970). (in Japanese)
3. (3) Ito K. & Ito M., On the human operator’s learning process and nonlinear behavior in stabilizing an unstable system, Trans. IEE of Japan, Vol.96, No.5, pp.109-115 (1976). (in Japanese)
4. (4) Fujii K & Taguchi J, The role of human controller in man machine system, System and Control, Vol.25, No.6, pp.328-335 (1981) . (in Japanese)
5. (5) Inoue,M., Science of Chaos and Complex system, Nihon-Jitugyou Shuppan.(1996) (in Japanese).