[1]
“SISTEMAS DE PAGO: TENDENCIA MUNDIAL, RETOS Y OPORTUNIDADES”, RG2000, no. XII, pp. 209–212, Jul. 2011, Accessed: Apr. 17, 2026. [Online]. Available: http://dpea.unesr.edu.ve:8080/index.php/UNERSR-Gerencia-2000/article/view/223