N. K. Mustaffa, N. S. Nor Shahrudin, M. F. H. . Abdul Aziz, and A. . Mustaffa, “Key Challenges and Strategies Towards Sustainable Infrastructure Development in Malaysia”, IJIE, vol. 15, no. 2, pp. 1–13, Jul. 2023, Accessed: Apr. 08, 2026. [Online]. Available: https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/13443