N. Yousri and W. M. H. Wan Mahmud, “Intelligent Walking Aid (IWA) for Elderly”, EEEE, vol. 3, no. 2, pp. 921–928, Nov. 2022, Accessed: May 20, 2024. [Online]. Available: https://publisher.uthm.edu.my/periodicals/index.php/eeee/article/view/6609