D.  Mazzei, Zaraki, A., Lazzeri, N., and De Rossi, D., ?Recognition and Expression of Emotions by a Symbiotic Android Head?, in IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS 2014), Madrid, Spain, November 18 - 20, 2014, pp. 134 - 139 . 

A.  Zaraki, Giuliani, M., Dehkordi, M. B., Mazzei, D., D?Ursi, A., and De Rossi, D., ?An RGB-D Based Social Behavior Interpretation System for a Humanoid Social Robot?, in IEEE-RSI International Conference on Robotics and Mechatronics 2014 , Tehran, Iran, October 15-17, 2014, pp. 185 - 190. 

D.  Hanson, Mazzei, D., Garver, C., De Rossi, D., and Stevenson, M., ?Realistic Humanlike Robots for Treatment of ASD, Social Training, and Research; Shown to Appeal to Youths with ASD, Cause Physiological Arousal, and Increase Human-to-Human Social Engagement?, in Realistic Humanlike Robots for Treatment of Autism, PETRA 2012, 2012, pp. 1-7. 

G.  Ambrosi, Bicchi, A., De Rossi, D., and Scilingo, E. P., ?The Role of Contact Area Spread Rate in Haptic Discrimination of Softness?, in Proc. IEEE Int. Conf. on Robotics and Automation, 1999, pp. 305-310. 

P.  Dario and De Rossi, D., ?Recent developments in biomedical signal transduction techniques?, ELETTROMEDICALI, vol. 2, pp. 76?91, 1982.