E-money Transaction: Its Problems And Solutions . Trinity Journal of Management, IT & Media (TJMITM), [S. l.], v. 8, n. 1, p. 51–53, 2017. Disponível em: https://www.journals.acspublisher.com/index.php/tjmitm/article/view/457. Acesso em: 25 sep. 2025.