A.  Balestrino, Caiti, A., Calabrò, V., Crisostomi, E., and Landi, A., ?Advances in PID Control?, INTECH, 2011, pp. 85?100. 

A.  Balestrino, Bicchi, A., Landi, A., and Prattichizzo, D., ?A variable structure approach to force/motion control of robot manipulators?, in Proc. Int. Conf. FAST - BIAS, Milan, Italy, November 23-25 1993, 1993. 

F.  Bini Verona, Bicchi, A., De Gasperis, G., Landi, A., and Silvestri, G., ?Adaptive neural state observer for unknown non linear plants?, in IMACS/SICE International Symposium on Robotics, Mechatronics and Manufacturing Systems, Kobe, Japan, Sep 16-20 1992, 1992. 

A.  Balestrino, Bicchi, A., and Landi, A., ?Trajectory Planning of Industrial Robots in a Structured Environment?, in Int. Conf. on CAD/CAM, Robotics and Factories of the Future, Metz, France, 1992.