Algebraic approach for analysis and control of a water tank systemBelikov, Juri; Kotta, Ülle; Tepljakov, AlekseiInformation technology and control2016 / p. 175-183 : ill http://dx.doi.org/10.5755/j01.itc.45.2.13212

Algebraic necessary and sufficient condition for difference flatnessKaldmäe, ArvoInternational Journal of Control2021 / 8 p https://doi.org/10.1080/00207179.2021.1908598 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Construction of flat outputs of nonlinear discrete-time systems in a geometric and an algebraic frameworkKolar, Bernd; Kaldmäe, Arvo; Schöberl, Markus; Kotta, Ülle; Schlacher, KurtIFAC-PapersOnLine2016 / p. 796-801 https://doi.org/10.1016/j.ifacol.2016.10.263

Feedback linearization of possibly non-smooth systemsKaldmäe, Arvo; Kotta, Ülle; Shumsky, Alexey; Zhirabok, AlexeyProceedings of the Estonian Academy of Sciences2017 / p. 109-123 https://doi.org/10.3176/proc.2017.2.01 http://www.ester.ee/record=b2355998*est

Input–output linearization of discrete-time systems by dynamic output feedbackKaldmäe, Arvo; Kotta, ÜlleEuropean journal of control2014 / p. 73-78

Integrability for nonlinear time-delay systemsKaldmäe, Arvo; Califano, Claudia; Moog, ClaudeIEEE transactions on automatic control2016 / p. 1912-1917 https://doi.org/10.1109/TAC.2015.2482003

Minimal realizations of nonlinear time-delay systemsKaldmäe, Arvo; Zbigniew, Bartosiewicz; Kotta, Ülle; Wyrwas, MalgorzataIEEE transactions on automatic control2023 / 7 p https://doi.org/10.1109/TAC.2023.3240124

Observer-based residual generation for nonlinear discrete-time systemsKaldmäe, Arvo; Kotta, ÜlleProceedings of the Estonian Academy of Sciences2018 / p. 325-336 http://www.kirj.ee/public/proceedings_pdf/2018/issue_4/proc-2018-4-325-336.pdf https://doi.org/10.3176/proc.2018.4.01 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Realization of nonlinear input-output equations in controller canonical formKaldmäe, Arvo; Kotta, ÜlleKybernetika2018 / p. 736-747 https://doi.org/10.14736/kyb-2018-4-0736 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS