MARCINIAK, J. Building E-learning Content Repositories to Support Content Reusability. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 9, n. 3, p. pp. 45–52, 2014. DOI: 10.3991/ijet.v9i3.3456. Disponível em: https://online-journals.org/index.php/i-jet/article/view/3456. Acesso em: 25 jan. 2022.