FEDDAOUI, A. The role of e-payment tools in fintech industry: Case study of Hong Kong. International journal of economic perspectives, [S. l.], v. 18, n. 11, p. 2072–2086, 2024. Disponível em: http://ijeponline.org/index.php/journal/article/view/695. Acesso em: 17 oct. 2025.