BIANCHI, Stefano; VERCELLI, Gianni; VIVANET, Giuliano. Digital Libraries and Educational Resources: the AquaRing Semantic Approach. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 5, n. 1, p. pp. 11–15, 2010. DOI: 10.3991/ijet.v5i1.1030. Disponível em: https://online-journals.org/index.php/i-jet/article/view/1030. Acesso em: 1 may. 2024.