A Comprehensive Survey on Blockchain-Based Digital Payment Systems and Their Impact on Financial Inclusion. Journal of Global Research in Electronics and Communications(JGREC), [S. l.], v. 1, n. 12, p. 36–42, 2025. DOI: 10.5281/. Disponível em: https://jgrec.info/index.php/jgrec/article/view/91. Acesso em: 12 jan. 2026.