Afzainizam, N., S. Fahmy, S. A. Hanif, M. I. Muqri, and A. Firdhaus. “Identification of Online Shopping Challenges in Malaysia: A Pilot Study ”. International Journal of Synergy in Engineering and Technology, Vol. 2, no. 2, Dec. 2021, pp. 48-55, https://ijset.tatiuc.edu.my/index.php/ijset/article/view/104.