@incollection{DoernerBrollJungetal.2022, author = {Doerner, Ralf and Broll, Wolfgang and Jung, Bernhard and Grimm, Paul and G{\"o}bel, Martin and Kruse, Rolf}, title = {Introduction to Virtual and Augmented Reality}, booktitle = {Doerner, Broll et al. (Eds.): Virtual and Augmented Reality (VR/AR). Foundations and Methods of Extended Realities (XR}, isbn = {978-3-030-79061-5}, doi = {10.1007/978-3-030-79062-2_1}, institution = {Fachbereich Informatik}, pages = {1 -- 37}, year = {2022}, language = {en} }