Simon, FrankLiggesmeyer, PeterEngels, GregorMünch, JürgenDörr, JörgRiegel, Norman2019-06-032019-06-032009978-3-88579-237-6https://dl.gi.de/handle/20.500.12116/23331en360° quality: functional quality is not enoughText/Conference Paper1617-5468