Fadhil Shazmir, M., N. Ayuni Safari, M. Azhan Anuar, A. A.Mat Isa, and Zamri A.R. “Operational Modal Analysis on a 3D Scaled Model of a 3-Storey Aluminium Structure”. International Journal of Engineering & Technology 7, no. 4.27 (November 30, 2018): 78–82. Accessed November 24, 2024. https://sciencepubco.com/index.php/ijet/article/view/22485.