Nur Izzati Syahirah Mohd Azmi (2023) “An Investigation of Toilet Cleanliness Assessment and People Monitoring at Rest and Service Area (R&R) X and Y”, Journal of Techno-Social, 15(2), pp. 64–76. Available at: https://penerbit.uthm.edu.my/ojs/index.php/JTS/article/view/16264 (Accessed: 25 July 2024).