Osman, Muhamad Hazim, et al. “Sistem Aduan Berasaskan Web Untuk Pengurusan Aduan Yang Efisien”. Multidisciplinary Applied Research and Innovation, vol. 4, no. 2, Jan. 2023, pp. 171-6, https://publisher.uthm.edu.my/periodicals/index.php/mari/article/view/8243.