Theory and implementation of sliding mode control with perturbation estimation (SMCPE). - Hakan Elmali; Nejat Olgaç (ICRA, 1992)

Robust output tracking control of nonlinear MIMO systems via sliding mode technique. - Hakan Elmali; Nejat Olgaç (Autom., 1992)

Implementation of sliding mode control with perturbation estimation (SMCPE). - Hakan Elmali; Nejat Olgaç (IEEE Trans. Control. Syst. Technol., 1996)