Digital Payment During Pandemic: An Extension of The Unified Model of QR Code. Academic Journal of Interdisciplinary Studies, [S. l.], v. 10, n. 6, p. 213, 2021. DOI: 10.36941/ajis-2021-0166. Disponível em: https://www.richtmann.org/journal/index.php/ajis/article/view/12684.. Acesso em: 8 apr. 2025.