Zaharudden Haruna, Umar Musa, Shehu Aminu Mohammed, Momoh Omuya Muyideen, A.U. 2019. Graphical User Interface (GUI) for Position and Trajectory Tracking Control of the Ball and Plate System Using H-Infinity Controller. Covenant Journal of Informatics and Communication Technology. 7, 1 (Jun. 2019).