Open Educational Resources: evolution and models. Foro de Educación, [S. l.], v. 10, n. 14, p. 191–205, 2012. DOI: 10.14201/jaranw27. Disponível em: http://forodeeducacion.com/index.php/fde/article/view/332. Acesso em: 22 dec. 2024.