BRATENGEYER, Erwin. The Advent of ePortfolios in Europe. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 3, n. 1, 2008. DOI: 10.3991/ijet.v3i1.261. Disponível em: https://online-journals.org/index.php/i-jet/article/view/261. Acesso em: 8 may. 2024.