1. B. N Petrov, N. I Sokolov and A. V Lipatov, Automatic control systems with variable parameters: Engineering methods of analysis and synthesis, Mech. Eng. (1986).
2. S.A. Gayvoronskiy and T. A Ezangina, Software for the synthesis of linear regulators systems with interval parameters, News TPU. Control, Comput. Inform. 5 (2012) 29-34.
3. L.H. Keel, Robust stability and performance with fixed-order controllers, Automatica, 35 (1999) 1717-1724.
4. L. Wang, Robust strong stabilizability of interval plants: it suffices to check two t vertices, Syst. control letters. 26 (1995) 133-136.
5. A.N. Volkov and Y.V. Zagashvili, The method of synthesis of automatic control systems with maximum stability under constraints, Bulletin of the Russian Academy of Sciences, Theor. Control Syst. 3 (1997) 12-19.