1. Hashimoto, K., Takezaki, Y., Hattori, K., Kondo, H., Takashima, T., Lim, H.O., Takanishi, A.: A study of function of the human’s foot arch structure using biped humanoid. In: Robotics Proceedings of the 2010 IEEE/RSJ International Conference on Intelligent Robots and Systems, pp. 2206–2211 (2010)
2. Hashimoto, K., Takezaki, Y., Motohashi, H., Otani, T., Kishi, T., Lim H.O., Takanishi A.: Biped walking stabilization based on Gait analysis. In: Proceedings of the 2012 IEEE International Conference on Robotics and Automation, 154–159 (2012)
3. Ogura, Y., Aikawa, H., Shimomura, K., Kondo, H., Morishima, A., Lim, H.O., Takanishi. A.: Development of a humanoid robot capable of leaning on a walk-assist machine. In: Proceedings of the first IEEE/RAS-EMBS 2006 International Conference on Biomedical Robotics and Biomechatronics, p. 299 (2006)
4. Dalleau, G., Belli, A., Bourdin, M., Lacour, J.R.: The spring-mass model and the energy cost of treadmill running. Eur. J. Appl. Physiol. 77, 257–263 (1998)
5. Takenaka, T., Matsumoto, T., Yoshiike, T., Shirokura, S.: Running gait generation for biped robot with horizontal force limit. JRSJ 29(9), 93–100 (2011)