Aziz, Nurulnadwan, and Ariffin Abdul Mutalib. 2018. “Technology for Visually-Impaired: Identifying Flaws in Assistive Courseware”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC) 10 (1-11):83-86. https://jtec.utem.edu.my/jtec/article/view/3854.