D.  Prattichizzo, Mercorelli, P., Bicchi, A., and Vicino, A., ?Active Suspensions Decoupling by Algebraic Output Feedback?, in Proc. IEEE Mediterranean Conf. On Control And Systems, 1998. 

D.  Prattichizzo, Mercorelli, P., Bicchi, A., and Vicino, A., ?Geometric Disturbance Decoupling Control of Vehicles with Active Suspensions?, in Proc. IEEE Conf. on Control Applications, 1998, pp. 253-257. 

D.  Prattichizzo, Mercorelli, P., Bicchi, A., and Vicino, A., ?On the Decoupling and Output Functional Controllability of Robotic Manipulation?, in Proc. IFAC Int. Symp. on Robot Control, 1997. 

D.  Prattichizzo, Mercorelli, P., Bicchi, A., and Vicino, A., ?On the Geometric Control of Internal Forces in Power Grasp?, in Proc. Conf. on Decision and Control, 1997. 

D.  Prattichizzo, Mercorelli, P., Bicchi, A., and Vicino, A., ?Geometric Control Techniques for Manipulation Systems?, in Proceeding Int. Conf. Computer Integrated Systems, Belfort, France, 1997. 

D.  Prattichizzo, Mercorelli, P., Bicchi, A., and Vicino, A., ?Geometric Control Techniques for Mechanical Systems?, in Int. Conf. Italian Association for Theretical and Applied Mechanics, Siena, Italia, september 29 - October 3 1997, 1997. 

D.  Prattichizzo, Mercorelli, P., Bicchi, A., and Vicino, A., ?Noninteracting force/motion control of defective manipulation systems ?, in Proc. Conf. on Decision and Control, 1996.