Kretschmer, PeterKoychev, HristoArndt, Hans-KnudWohlgemuth, VolkerFuchs-Kittowski, FrankWittmann, Jochen2019-09-162019-09-162016https://dl.gi.de/handle/20.500.12116/25536Evaluation of Messenger Design: Relation of Design-Quality and SuccessText/Conference Paper