%0 Journal Article %A Lei, Ronghua %A Chen, Li %T Observer-based adaptive sliding mode fault-tolerant control for the underactuated space robot with joint actuator gain faults %J Kybernetika %D 2021 %P 160-173 %V 57 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14736/kyb-2021-1-0160/ %R 10.14736/kyb-2021-1-0160 %G en %F 10_14736_kyb_2021_1_0160