ET. AL., S. A. . A Blockchain-based framework for secure Educational Credentials. Turkish Journal of Computer and Mathematics Education (TURCOMAT), [S. l.], v. 12, n. 10, p. 5157–5167, 2021. DOI: 10.17762/turcomat.v12i10.5298. Disponível em: https://www.turcomat.org/index.php/turkbilmat/article/view/5298. Acesso em: 4 may. 2024.