Related papers
[1] Yuki Yokokura, Seiichiro Katsura, Kiyoshi Ohishi: "Stability Analysis and Experimental Validation of a Motion-Copying System," IEEE Transactions on Industrial Electronics, Vol. 56, No. 10, pp. 3096-3913, October, 2009.
(http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=5175365&tag=1)