Genz, Fabio and Fuchs, Niklas and Kolb, Daniel and Müller, Simone and Kranzlmüller, Dieter: Evaluation of Proprietary Social VR Platforms for Use in Distance Learning. Springer International Publishing 2021Augmented Reality, Virtual Reality, and Computer Graphics: ISBN 978-3-030-87595-4 https://doi.org/10.1007/978-3-030-87595-4_34