Wong, E. J., Yap, K. M., Alexander, J., & Karnik, A. (2017). Design and Analysis of Haptic-Audio Based System for the Visually Impaired to Shop Online. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), 9(2-2), 159–163. Retrieved from https://jtec.utem.edu.my/jtec/article/view/2237