1. Sliding modes and their application in variable structure systems;Utkin,1978
2. Variable structure systems, present and future;Utkin;Auto and Remote Control,1983
3. Variable structures systems theory applied to sub-time optimal position control with an invariant trajectory;Kaynak;Trans.IEE of Japan,1984
4. MOSFET Converter-Fed Position Servo System with Sliding Mode Control;Harashima;IEEE Trans.on ΙΕ,1985
5. ON-OFF Pattern Generation for Position Servo System Using VSS;Hashimoto;To appear in IECON’87,1987