Khairuddin, Nurul Amirah, Wan Zuriea Wan Ismail, Hikmah Kamarudin, Mohd Shahir Mohamad Yusof, and Mohammad Zulfazdley Mohd Zulkifli Cheng. “Challenges of Facilities Management in Managing Intensive Green Roofs in High-Rise Residential”. Built Environment Journal 22, no. SI (June 27, 2025). Accessed December 5, 2025. https://journal.uitm.edu.my/ojs/index.php/BEJ/article/view/6487.