Accessibility and system reduction of nonlinear time-delay control systemsBartosiewicz, Zbigniew; Kaldmäe, Arvo; Kawano, Yu; Kotta, Ülle; Pawluszewicz, Ewa; Simha, Ashutosh; Wyrwas, MałgorzataIEEE Transactions on Automatic Control2021 / p. 3781−3788 https://doi.org/10.1109/TAC.2020.3028566 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Any dynamical system is fully accessible through one single actuator and related problemsKawano, Yu; Kotta, Ülle; Moog, ClaudeInternational journal of robust and nonlinear control2016 / p. 1748-1754 https://doi.org/10.1002/rnc.3379 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

On integrability of observable space for discrete-time analytic systemsKawano, Yu; Kotta, Ülle2015 54th IEEE Conference on Decision and Control (CDC) : date: 15-18 Dec. 20152015 / p. 7137 - 7142 https://doi.org/10.1109/CDC.2015.7403345 Conference Proceedings at Scopus Article at Scopus

On integrability of observable space for discrete-time polynomial control systemsKawano, Yu; Kotta, ÜlleIEEE transactions on automatic control2015 / p. 1987-1991 https://doi.org/10.1109/TAC.2014.2365685 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Polynomial accessibility condition for the multi-input multi-output nonlinear control systemKotta, Ülle; Tõnso, Maris; Kawano, YuProceedings of the Estonian Academy of Sciences2014 / p. 136-150 https://artiklid.elnet.ee/record=b2673962*est https://doi.org/10.3176/proc.2014.2.04 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Realizations in feedforward forms of nonlinear input-output equations with time-delaysKaldmäe, Arvo; Kawano, Yu; Kotta, ÜlleInternational journal of robust and nonlinear control2020 / p. 7560-7573 https://doi.org/10.1002/rnc.5194 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Single-experiment observability decomposition of discrete-time analytic systemsKawano, Yu; Kotta, ÜlleSystems & control letters2016 / p. 193-199 https://doi.org/10.1016/j.sysconle.2016.09.016 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS