1. Bhattacharyya, S.P., Chapellat, H., and Keel, L.H., Robust Control: The Parametric Approach, Upper Saddle River: Prentice Hall, 1995.
2. Polyak, B.T. and Shcherbakov, P.S., Robastnaya ustoichivost’ i upravlenie (Robust Stability and Control), Moscow: Nauka, 2002.
3. Gorovits, I., Sintez sistem s obratnoi svyaz’yu (Design of Feedback Systems), Moscow: Sovetskoe Radio, 1970.
4. Francis, B.A., A Course in H ∞ Control Theory, New York: Springer, 1987.
5. Zhou, K., Doyle, J.C., and Glover, K., Robust and Optimal Control, Upper Saddle River: Prentice Hall, 1996.