CHERNOMOR, V. Theoretical foundations, condition and practice of development of payment systems in Ukraine. Skhid, [S. l.], n. 1(147), 2017. DOI: 10.21847/1728-9343.2017.1(147).96836. Disponível em: https://skhid.kubg.edu.ua/article/view/96836. Acesso em: 20 apr. 2024.