Baharuddin, Har Einur Azrin, et al. “Improving Early Stakeholder Engagement Process: An Empirical Study of Rapid Transit Railway of Malaysian Project”. International Journal of Sustainable Construction Engineering and Technology, vol. 12, no. 5, Jan. 2022, pp. 279-85, https://publisher.uthm.edu.my/ojs/index.php/IJSCET/article/view/9966.