TÜZÜN, Hakan; BILGIÇ, Hatice Gökçe; ELÇI, Sevil Yaşar. The Effects of 3D Multi-User Virtual Environments on Collaborative Learning and Social Presence. International Electronic Journal of Elementary Education, [S. l.], v. 11, n. 3, p. 221–231, 2019. Disponível em: https://www.iejee.com/index.php/IEJEE/article/view/746. Acesso em: 5 aug. 2026.