A.  Bicchi, Bosio, L., Dario, P., Guiggiani, M., Manfredi, E., and Pinotti, P. C., ?Leg-Ankle-Foot System for Investigating Sensor Based Legged Locomotion?, in Proc. IEEE/RSJ Int. Conf. on Intelligent Robots and Systems, Tsukuba, Japan, 1989 [Online]. Available: http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=637970

A.  Bicchi, Dario, P., and Pinotti, P. C., ?On the Control of a Sensorized Artificial Finger for Tactile Exploration of Objects?, in IFAC Symposium on Robot Control (SYROCO85), Barcelona, Spain, 6-8 November 1985, 1985. 

P.  Dario, Bicchi, A., Vivaldi, F., and Pinotti, P. C., ?Tendon Actuated Exploratory Finger With Polymeric, Skin-like Tactile Sensor?, in Proc. IEEE Int. Conf. on Robotics and Automation, St. Louis, MO, USA., 1985.