WU, G. Research and Implementation of Certificate Authentication System Based on Blockchain Technology. Journal of Global Humanities and Social Sciences, [S. l.], v. 3, n. 3, p. 63–65, 2022. DOI: 10.47852/bonviewGHSS2022030307. Disponível em: https://ojs.bonviewpress.com/index.php/GHSS/article/view/367. Acesso em: 4 feb. 2023.