6LEE T H,LAM H K,LEUNG F H F,TAM P K S.A practical fuzzy logic controller for the path tracking of wheeled mobile robots[J].Control Systems Magazine,IEEE.2003.23 (2):60-65.
7Zhang Y,Pheng A H.Stability of fuzzy control systems with bounded uncertain delays[J].IEEE Transactions on Fuzzy Systems.2003,10(1):92-97.