Chong, Zhi Qi, and Sapiee Jamel. “Web-Based Auction System With Dual-Authentication for Syarikat Perniagaan Fong Yuen Sdn. Bhd”. Applied Information Technology And Computer Science, vol. 4, no. 2, Nov. 2023, pp. 83-102, https://penerbit.uthm.edu.my/periodicals/index.php/aitcs/article/view/12033.