@article {2019,
	title = {AI-Based Digital Assistants},
	journal = {Business \& Information Systems Engineering},
	volume = {61},
	year = {2019},
	month = {Jan-08-2019},
	pages = {535 - 544},
	issn = {2363-7005},
	doi = {10.1007/s12599-019-00600-8},
	author = {Maedche, Alexander and Legner, Christine and Benlian, Alexander and Berger, Benedikt and Gimpel, Henner and Hess, Thomas and Hinz, Oliver and Morana, Stefan and S{\"o}llner, Matthias}
}
