Grodal, Torben Kragh. “Lars Qvortrup: Virtual Interaction: Interaction in Virtual Inhabited 3D Worlds”. MedieKultur: Journal of media and communication research 17, no. 33 (September 4, 2001): 4 pages. Accessed November 24, 2024. https://tidsskrift.dk/mediekultur/article/view/1201.