Bryan Teoh Phern Chern , Fauziah Binti Sh. Ahmad. “Supply Chain Evolution. A Study of Opportunities and Challenges of Virtual Kitchens in Malaysia”. International Journal of Advanced Science and Technology, Vol. 29, no. 10s, May 2020, pp. 270 -78, https://sersc.org/journals/index.php/IJAST/article/view/14426.