Al-Samarraie, S. A., Hamzah, M. N., & Abdulsahib, I. A. (2017). Vibration Suppression Control for a Flexible Beam with Sliding Mode Observer. Nahrain University College of Engineering Journal, 19(2), 327-341. https://oldjournal.eng.nahrainuniv.edu.iq/index.php/main/article/view/26