1. Fuzzy Sets and Systems: Theory and Applications;Dubois,1980
2. Design of fuzzy control system based on PD control scheme;Kawaji,1991
3. Fuzzy logic based sliding mode control;Kim
4. Variable structure system with fuzzy sliding surface;Kim;Trans. KIEE,1993
5. Fuzzy logic in control systems: fuzzy logic controller—Parts I and II;Lee;IEEE Trans. Systems, Man and Cybernet.,1990