AL-Samarraie, S., A. Badri, and M. Mishary. “Integral Sliding Mode Control Design for Electronic Throttle Valve System”. Al-Khwarizmi Engineering Journal, Vol. 11, no. 3, June 2015, pp. 72-84, https://alkej.uobaghdad.edu.iq/index.php/alkej/article/view/236.