Rahman, M. M., M. M. Islam, and S. Ahmmed. “‘BlindShoe’: An Electronic Guidance System for the Visually Impaired People”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), vol. 11, no. 2, May 2019, pp. 49-54, https://jtec.utem.edu.my/jtec/article/view/4758.