• Robust pole assignment via stable polytopes of reflection vectorsNurges, ÜloProceedings of the Estonian Academy of Sciences. Physics. Mathematics2006 / 2, p. 75-95 : ill
• Stability of discrete-time systems via polytopes of reflection vector setsAvanessov, Sergei; Nurges, ÜloEstonian journal of engineering2012 / p. 291-301
• Stable polytopes of reflection vectors and robust controlNurges, Ülo; Rüstern, EnnuProceedings of the 7th Asia-Pacific Conference on Control & Measurement : 10-18 August, 2006, Tibet, China2006 / p. 345-349