МАЗУР, В. І.; ІВАНКЕВИЧ, О. В. Specification of cryptocurrency usage in Ukraine and worldwide. Problems of Informatization and Control, [S. l.], v. 4, n. 52, p. 93–98, 2015. DOI: 10.18372/2073-4751.4.10342. Disponível em: http://jrnl.kai.edu.ua/index.php/PIU/article/view/10342. Acesso em: 14 jun. 2026.