4Rainer P.Robust control by fuzzy sliding mode[J].Automatica,1994,30(9):1429-1437.
5Rong Fong Fung,Rong Tai Yang.Application of VSC in position control of a nonlinear electrohydraulic servo system[J].Computer & Structures,1998,66(4):365-372.
6W Gao and J C Hung.Variable structure control of nonlinear systems:a new approach[J].IEEE Transactions on industrial Electronics.1993,40(1) 45-55.
7W J Wang and J L Lee.Hitting time reduction and chattering attenuation in variable structure systems[J].Journal of Control System and Technology 1993-1(1)19-25.
