AGRAWAL, S. Integrating Digital Wallets: Advancements in Contactless Payment Technologies. International Journal of Intelligent Automation and Computing, [S. l.], v. 4, n. 8, p. 1–14, 2021. Disponível em: https://research.tensorgate.org/index.php/IJIAC/article/view/111. Acesso em: 10 sep. 2024.