Otis, M. , Nguyen-Dang, T. , Laliberte, T. , Ouellet, D. , Laurendeau, D. , Gosselin, C.. "Cable Tension Control and Analysis of Reel Transparency for 6-DOF Haptic Foot Platform on a Cable-Driven Locomotion Interface". World Academy of Science, Engineering and Technology, Open Science Index 28, International Journal of Mechanical and Mechatronics Engineering, (2009), 3(4), 442 - 454.