TARAGHI, Behnam. Ubiquitous Personal Learning Environment (UPLE). International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 7, n. S2, p. pp. 7–14, 2012. DOI: 10.3991/ijet.v7iS2.2322. Disponível em: https://online-journals.org/index.php/i-jet/article/view/2322. Acesso em: 28 apr. 2024.