Bellgardt, MartinKrause, NiklasKuhlen, Torsten W.Weyers, BenjaminLürig, ChristophZielasko, Daniel2020-07-242020-07-242020https://dl.gi.de/handle/20.500.12116/33442enWhen Spatial Devices are not an Option: Object Manipulation in Virtual Reality using 2D Input DevicesText/long10.18420/vrar2020_9