JURCZYK, K. Cryptocurrencies and blockchain – challenges and threats. The Review of Economics, Finance & Investments, [S. l.], v. 1, n. 1, 2021. DOI: 10.53752/refi.2020.1.15. Disponível em: https://katalog.ans-nt.edu.pl/refi/article/view/15. Acesso em: 21 nov. 2024.