Path-following Approach to Control Effort Reduction of Tracking Feedback Laws. - Dragan B. Dacic; Maksim V. Subbotin; Petar V. Kokotovic (CDC/ECC, 2005)

Control Effort Reduction in Tracking Feedback Laws. - Dragan B. Dacic; Maksim V. Subbotin; Petar V. Kokotovic (IEEE Trans. Autom. Control., 2006)