M. Lawan, M, P N. Shek, and M M. Tahir. “Comparative Study Between Linear-Interpolation and Stress-Block Methods of Composite Design Using Cold-Formed Steel Section”. International Journal of Engineering & Technology 7, no. 3.9 (July 9, 2018): 38–41. Accessed May 1, 2024. https://sciencepubco.com/index.php/ijet/article/view/15270.