Chun Lam, M., S. S. Muhammad Nizam, H. Arshad, S. A. Ahmad Shukri, R. Zainal Abidin, N. Che Hashim, and H. M. Putra. “A Framework for Halal Products Checking Interactive Application With OCR and AR Technologies”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), vol. 9, no. 2-11, Sept. 2017, pp. 91-96, https://jtec.utem.edu.my/jtec/article/view/2744.