H. KARAM, Ekhlas. Reduce the Effect of Disturbance from Linear Unstable Second Order Systems Using Hybrid Controller Scheme. Journal of Engineering and Sustainable Development, Baghdad, Iraq, v. 16, n. 4, p. 241–255, 2012. Disponível em: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1239.. Acesso em: 4 jun. 2026.