@conference {3156, title = {Tele-Impedance with Force Feedback under Communication Time Delay}, booktitle = {IEEE International Conference of Intelligent Robots and Systems (IROS2017)}, year = {2017}, publisher = {IEEE}, organization = {IEEE}, address = {Vancouver, Canada, September 24{\textendash}28, 2017}, keywords = {Robotics}, author = {M. Laghi and A. Ajoudani and M. G. Catalano and A. Bicchi} }