Masrom, Md. Asrul Nasid, et al. “A Conceptual Innovative Risk Management Model for Commercial Buildings Refurbishment Projects”. International Journal of Sustainable Construction Engineering and Technology, vol. 12, no. 3, Dec. 2021, pp. 342-51, https://publisher.uthm.edu.my/ojs/index.php/IJSCET/article/view/9805.