• Realization of nonlinear time-delay input–output equationsKaldmäe, Arvo; Kotta, Ülle; Tõnso, MarisIEEE Control Systems Letters2018 / p. 369-374 https://doi.org/10.1109/LCSYS.2018.2838456 https://www.scopus.com/sourceid/21100885366 https://www.scopus.com/record/display.uri?eid=2-s2.0-85057643619&origin=inward&txGid=291d07de794a79cd26ff1eacc38f3845