1. Rosheim ME. Robotic Surrogate Work in Progress. Proc IEEE International Conference Robot Automation.1996(1):396-403.
2. MC Scully, NJ Porter, JW Scott. Use of Surrogate travel to lower training costs and reduce person-rems. 1985. p. 1-4.
3. Nakazawa K. Attempt of damage spinal cord function maximization by Crai walking standing to training. Journal of Spine spinal cord. 2004;17(11): 1035-1041.
4. A Preliminary Report about a new Robot WPAL (Wearable Power-Assist Locomotor) for Paraplegic Gait Reconstruction;Shimizu;Jpn Journal of Rehabilitation Med,2009
5. Gait Evaluation of Over ground Walking and Treadmill Walking Using Compass-Type Walking Model;Nagata;IEEJ Transactions on Electronics Information and Systems,2009