CASWELL, Tom; HENSON, Shelley; JENSEN, Marion; WILEY, David. Open Content and Open Educational Resources: Enabling universal education. The International Review of Research in Open and Distributed Learning, [S. l.], v. 9, n. 1, 2008. DOI: 10.19173/irrodl.v9i1.469. Disponível em: https://www.irrodl.org/index.php/irrodl/article/view/469. Acesso em: 19 apr. 2024.