KLINGER, Bartłomiej; SZCZEPAŃSKI, Jacek. BLOCKCHAIN - HISTORY, FEATURES AND MAIN AREAS OF APPLICATION. Człowiek w cyberprzestrzeni, [S. l.], v. 2, n. 1, p. 7–20, 2020. Disponível em: https://czasopisma.uksw.edu.pl/index.php/cwc/article/view/6012. Acesso em: 5 grudz. 2025.