“COST-DOWNTIME MODEL TECHNIQUES FOR OPTIMUM SOLUTIONS OF HOSTEL FACILITY MAINTENANCE”, JEHS, vol. 5, no. 1, pp. 1–10, Jan. 2022, Accessed: Mar. 21, 2026. [Online]. Available: https://www.ejournal.unimel.edu.my/index.php/JEHS/article/view/1047