F. WAFDI AUNI and Z. ABDULLAH, “Student E-hailing Application with Multifactor Authentication”, aitcs, vol. 6, no. 2, pp. 713–732, Dec. 2025, Accessed: Apr. 07, 2026. [Online]. Available: https://publisher.uthm.edu.my/periodicals/index.php/aitcs/article/view/20553