Shams, Shahriar. “Green Roof Retrofit: A Case Study”. International Journal of Integrated Engineering, translated byMd Motiar Rahman and Pengiran Haji Ros Ismandi Pengiran Ismail, vol. 13, no. 7, Sept. 2021, pp. 81-88, https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/7433.