1. The VSS approach to the model reference control of nonminimum phase linear plants
2. BRIDGES , M. M. ZHU , J. Y. D. M. DAWSON , and Qu , Z. , 1992 , Model reference robust control for mass-spring-damper systems . ASME Winter Annual Meeting , Anaheim , California , Vol. 39 , 31 – 37 .
3. FREEMAN , R. , 1992 , A backstepping design of robust globally stabilizing feedback compensators for nonlinear control systems . Master's thesis , University of Illinois at Urbana-Champaign , U.S.A.
4. Variable structure model-reference adaptive control (VS-MRAC) using only input and output measurements: the general case
5. Nonlinear Control Systems