Mazarina Sabirah, and Abd Sukor Sarif. “Development of a GIS-Based Underground Utility Mapping System for Facilities Management at UTHM Pagoh Campus”. Progress in Engineering Application and Technology, vol. 7, no. 1, May 2026, pp. 127-32, https://periodical.uthm.edu.my/index.php/peat/article/view/22886.