Inseneride ja tehnikaerialade spetsialistide puudust saab leevendada pädevate reaalaineõpetajate koolitamisegaRüütmann, TiiaElektriala2023 / lk. 8-9 : fothttps://www.ester.ee/record=b1240496*est
Reflection coefficient approach to robust state controller designNurges, Ülo; Rüstern, EnnuIEEE International Conference on Control and Automation : ICCA 2009 : Christchurch, New Zealand, December 9-11, 20092009 / p. 519-523https://ieeexplore.ieee.org/document/5410189