%0 Journal Article %J Business & Information Systems Engineering %D 2019 %T AI-Based Digital Assistants %A Maedche, Alexander %A Legner, Christine %A Benlian, Alexander %A Berger, Benedikt %A Gimpel, Henner %A Hess, Thomas %A Hinz, Oliver %A Morana, Stefan %A Söllner, Matthias %B Business & Information Systems Engineering %V 61 %P 535 - 544 %8 Jan-08-2019 %G eng %N 4 %R 10.1007/s12599-019-00600-8