From Prototype to Reusable Financial Infrastructure: An Open-Source Reference Architecture. International Journal of Research Publications in Engineering, Technology and Management (IJRPETM), [S. l.], v. 9, n. 4, p. 1653–1668, 2026. DOI: 10.15662/IJRPETM.2026.0904012. Disponível em: https://ijrpetm.com/index.php/IJRPETM/article/view/731. Acesso em: 9 nov. 2026.