Theong, Maychuan, Rosli Abd Rashid, and Changsaar Chai. “Implication of Industrialised Building System (IBS) : The Case of Trade Contractors in Malaysia”. International Journal of Engineering and Technology 7, no. 2.29 (May 22, 2018): 766–771. Accessed February 12, 2026. https://www.sciencepubco.com/index.php/IJET/article/view/14253.