S.  Casini, Tincani, V., Averta, G., Poggiani, M., C. Della Santina,, Battaglia, E., Catalano, M. G., Bianchi, M., Grioli, G., and Bicchi, A., ?Design of an Under-Actuated Wrist Based on Adaptive Synergies?, in IEEE International Conference of Robotics and Automation, ICRA2017, Singapore, 29 May-3 June 2017, 2017 [Online]. Available: http://ieeexplore.ieee.org/document/7989789/

R.  Krug, Stoyanov, T., Bonilla, M., Tincani, V., Vaskeviciusz, N., Fantoni, G., Birkz, A., Lilienthal, A., and Bicchi, A., ?Velvet Fingers: Grasp Planning and Execution for an Underactuated Gripper with Active Surfaces?, in 2014 IEEE International Conference on Robotics and Automation, Hong Kong, May 31 2014-June 7 2014, 2014, pp. 3669 - 3675 [Online]. Available: http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=6907390

V.  Tincani, Grioli, G., Catalano, M. G., Garabini, M., Grechi, S., Fantoni, G., and Bicchi, A., ?Implementation and Control of the Velvet Fingers: a Dexterous Gripper with Active Surfaces?, in IEEE International Conference on Robotics and Automation (ICRA2013), 2013, pp. 2744 - 2750 [Online]. Available: 10.1109/ICRA.2013.6630955