On the Modeling of Passive Motion of the Human Knee Joint by Means of Equivalent Planar and Spatial Parallel Mechanisms.

Vincenzo Parenti-Castelli Alberto Leardini Raffaele Di Gregorio John J. O'Connor On the Modeling of Passive Motion of the Human Knee Joint by Means of Equivalent Planar and Spatial Parallel Mechanisms. 219-232 2004 16 Auton. Robots 2 http://www.springerlink.com/index/10.1023/B:AURO.0000016867.17664.b1 db/journals/arobots/arobots16.html#Parenti-CastelliLGO04