Xia Liu Mahdi Tavakoli Adaptive Inverse Dynamics Four-Channel Control of Uncertain Nonlinear Teleoperation Systems. 1729-1750 2011 25 Adv. Robotics 13-14 https://doi.org/10.1163/016918611X584668 https://www.wikidata.org/entity/Q58026146 db/journals/ar/ar25.html#LiuT11