%0 Journal Article %A Li, S. %A Wang, H. %A Aitouche, A. %A Tian, Y. %A Christov, N. %T Active fault tolerance control of a wind turbine system using an unknown input observer with an actuator fault %J International Journal of Applied Mathematics and Computer Science %D 2018 %P 69-81 %V 28 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/IJAMCS_2018_28_1_a4/ %G en %F IJAMCS_2018_28_1_a4