Soo, Xin Yi, and Nayef Abdulwahab Mohammed Alduais. “Sleeping Coach Mobile Application”. Applied Information Technology And Computer Science 5, no. 1 (August 29, 2024): 725–743. Accessed April 9, 2026. https://penerbit.uthm.edu.my/periodicals/index.php/aitcs/article/view/12340.