Dang, Elvida Runai, and Norwati Jamaluddin. 2021. “A Review on the Experimental Study of Cold-Formed Steel Columns With Holes Subjected to an Axial Load”. Recent Trends in Civil Engineering and Built Environment 2 (1):330-39. https://publisher.uthm.edu.my/periodicals/index.php/rtcebe/article/view/1490.