Choong, Wei Jun, and Faiz Asraf Saparudin. “IoT Based Household Elderly Monitoring System With Connection Through Wi-Fi”. Progress in Engineering Application and Technology 6, no. 1 (April 29, 2025): 471–477. Accessed April 8, 2026. https://penerbit.uthm.edu.my/periodicals/index.php/peat/article/view/19500.