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