BARKER, Tim. Collaborative Learning in Virtual Learning Environments: Supporting High Quality Educational Interaction [linked with the Community Task Force, i.e. CHALCS]. Proceedings of the International Conference on Networked Learning , [S. l.], v. 1, p. P.xvii-P.xviii, 1998. DOI: 10.54337/nlc.v1.9929. Disponível em: https://journals.aau.dk/index.php/nlc/article/view/9929. Acesso em: 22 jan. 2025.