CHANG, Vanessa; GÜTL, Christian; KOPEINIK, Simone; WILLIAMS, Robert. Evaluation of Collaborative Learning Settings in 3D Virtual Worlds. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 4, n. s3, p. pp. 6–17, 2009. DOI: 10.3991/ijet.v4is3.1112. Disponível em: https://online-journals.org/index.php/i-jet/article/view/1112. Acesso em: 30 apr. 2026.