Kadmin, A. F., A. Z. Jidin, A. Bakar, K. A. A Aziz, and W. N. Abd Rashid. “Wireless Voice-Based Wheelchair Controller System”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), vol. 8, no. 7, Oct. 2016, pp. 117-22, https://jtec.utem.edu.my/jtec/article/view/1291.