SUN, Han; WANG, Xiaoyue; WANG, Xinge. Application of Blockchain Technology in Online Education. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 13, n. 10, p. pp. 252–259, 2018. DOI: 10.3991/ijet.v13i10.9455. Disponível em: https://online-journals.org/index.php/i-jet/article/view/9455. Acesso em: 23 apr. 2024.