Oh, Soong Teng, and Salama A. Mostafa. “Online Quadace Gamestore: Selling, Renting and Trading Video Games Online”. Applied Information Technology And Computer Science 3, no. 2 (November 17, 2022): 872–891. Accessed August 14, 2026. https://periodical.uthm.edu.my/index.php/aitcs/article/view/7378.