WARRY SAPUTRA, M. A.; OCHTAFFIA, D.; APRIANI, D. Blockchain Applications in Education Affecting Challenges and Problems in Digital. Blockchain Frontier Technology, [S. l.], v. 2, n. 2, p. 15–23, 2022. DOI: 10.34306/bfront.v2i2.155. Disponível em: https://journal.pandawan.id/b-front/article/view/155. Acesso em: 20 mar. 2023.