Nayan, Nasir, Mohamad Suhaily Yusri Che Ngah, Mohmadisa Hashim, Yazid Saleh, and Mohammad Ameen Shafiee. “Pemetaan Tahap Ketersampaian Wi-Fi Di Universiti Pendidikan Sultan Idris, Perak: Mapping of Wi-Fi Coverage Levels in Sultan Idris Education University, Perak”. GEOGRAFI 2, no. 2 (December 27, 2018): 39–51. Accessed November 24, 2024. https://ejournal.upsi.edu.my/index.php/GEOG/article/view/476.