IEEE Transactions on Neural Systems and Rehabilitation Engineering 02/2009 - Vol 17, No 1 Robot Assisted Gait Training With Active Leg Exoskeleton (ALEX) Abstract: http://ieeexplore.ieee.org/xpls/abs_all.jsp?isnumber=4782182&arnumber=4663875&count=17&index=3 Full text: http://ieeexplore.ieee.org/stamp/stamp.jsp?arnumber=4663875&isnumber=4782182 Control of the Lower Leg During Walking: A Versatile Model of the Foot Abstract: http://ieeexplore.ieee.org/xpls/abs_all.jsp?isnumber=4782182&arnumber=4703282&count=17&index=11 Full text: http://ieeexplore.ieee.org/stamp/stamp.jsp?arnumber=4703282&isnumber=4782182 Backstepping and Sliding Mode Control Hybridized for a Prosthetic Hand Abstract: http://ieeexplore.ieee.org/xpls/abs_all.jsp?isnumber=4782182&arnumber=4627454&count=17&index=12 Full text: http://ieeexplore.ieee.org/stamp/stamp.jsp?arnumber=4627454&isnumber=4782182