V. Vladisavljević, N. Milenković, and M. Radosavljević, “DEVELOPMENT OF ELECRTONIC PAYMENT SYSTEMS IN COUNTRIES IN TRANSITION”, sam, vol. 8, no. 1, pp. 107–116, Dec. 2023, Accessed: Jun. 08, 2026. [Online]. Available: https://www.sam.edu.rs/index.php/sam/article/view/60