1. HU, T. and LIN, Z. Control Systems with Actuator Saturation: Analysis and Design, 1st ed. New York, NY: Birkhauser (Springer), June 2001.
2. HU, T., QIU, L., and LIN, Z. “Controllability and Stabilization of Unstable LTI Systems with Input Saturation,” Proceedings of the IEEE Conference on Decision and Control, Vol. 5. Piscataway, NJ: IEEE, December 1997, pp. 4498–4503.
3. HU T., LIN, Z., and QIU, L. “An Explicit Description of Null Controllable Regions of Linear Systems with Saturating Actuators,” Systems & Control Letters, Vol. 47, No. 1, pp. 65–78, September 2002.
4. BERNSTEIN, D. and MICHEL, A. N. “Chronological Bibliography on Saturating Actuators,” International Journal of Robust and Nonlinear Control, Vol. 5, pp. 375–380, 1995.
5. MONOPOLI, R.V. “Adaptive Control for Systems with Hard Saturation”, Proceedings of the IEEE Conference on Decision and Control, Houston, TX, 1975, pp. 841–843.