1. ASHRAE, (1981). ASHRAE Handbook - 1981 Fundamentals, American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc., Atlanta, GA, pp. 8.27.
2. “A new class of stabilizing controllers for uncertain dynamical systems”;Barmish;SIAM J. Control Optimization,1983
3. “On ultimate boundedness control of uncertain systems in the absence of matching conditions”;Barmish;IEEE Trans. Automatic Control,1982
4. “On the deterministic performance of uncertain dynamical systems”;Chen;International J. Control,1986
5. “Robust output feedback controller: direct design”;Chen;International J. Control,1987