OETOMO, P. J. System Design of Certified Digital Document Sharing Platform Using Blockchain. Media Informatika, [S. l.], v. 20, n. 3, p. 156–170, 2021. DOI: 10.37595/mediainfo.v20i3.69. Disponível em: https://journal.likmi.ac.id/index.php/media-informatika/article/view/69. Acesso em: 27 sep. 2022.