Zulkefli, Zulaikha, Norizan Anwar, Mohd Rafiz Salji, and Yohannes Kurniawan. “RFID in Payment Systems: The Implementation and Ramifications”. Journal of Information and Knowledge Management 15, no. SI2 (August 1, 2025): 339–346. Accessed December 6, 2025. https://journal.uitm.edu.my/ojs/index.php/JIKM/article/view/8269.