1. AIST, Japanese Body Dimension Data (1997-98), Dh.aist.go.jp (online), available from <https://www.dh.aist.go.jp/database/97-98/e_index.html>, (accessed on 1 Junuary, 2016).
2. Bonev, I., Zlatanov, D. and Gosselin, C., Singularity Analysis of 3-DOF Planar Parallel Mechanisms via Screw Theory, Journal of Mechanical Design, Vol.125, No.3 (2003), pp.573-581.
3. Colombo, G., Joerg, M., Schreier, R. and Dietz, V., Treadmill training of paraplegic patients using a robotic orthosis, Journal of Rehabilitation Research and Development, Vol.37 (2000), pp.693-700.
4. Harada, T. and Nagase, M., Configurations and Mathematical Models of Parallel Link Mechanisms Using Multi Drive Linear Motors, Proceedings of the 2009 IEEE/RSJ international conference on Intelligent robots and systems, (2009), pp.1974-1979.
5. Hesse, S. and Uhlenbrock, D., A mechanized gait trainer for restoration of gait, Journal of Rehabilitation Research and Development, Vol.37 (2000), pp.701-708.