GAURAV KUMAR. Architecting Scalable Payment Systems: From Monolithic Platforms to Distributed, API-Driven Global Infrastructure. International Journal of Intelligent Systems and Applications in Engineering, [S. l.], v. 14, n. 1s, p. 886–893, 2026. Disponível em: https://www.ijisae.org/index.php/IJISAE/article/view/8279. Acesso em: 19 may. 2026.