POLASIK, Michał; WIDAWSKI, Paweł; KELER, Grzegorz; BUTOR-KELER, Agnieszka. Retail Payments Strategy for the EU versus the challenges of the payment sector. Ekonomia i Prawo. Economics and Law, [S. l.], v. 20, n. 3, p. 617–640, 2021. DOI: 10.12775/EiP.2021.037. Disponível em: https://apcz.umk.pl/EiP/article/view/36958. Acesso em: 8 apr. 2025.