F. Mazlan and I. D. M. N. Yasin, “Performance Factors of Industrialised Building System (IBS) and Conventional Method Toward Sustainable Construction”, rtcebe, vol. 4, no. 1, pp. 288–298, May 2023, Accessed: Jul. 21, 2024. [Online]. Available: https://penerbit.uthm.edu.my/periodicals/index.php/rtcebe/article/view/5680