1. Chatbots and the new world of HCI
2. Gartner top strategic predictions for 2018; https://www.gartner.com/smarterwithgartner/gartner-top-strategic-predictions-for-2018-and-beyond/ Gartner top strategic predictions for 2018; https://www.gartner.com/smarterwithgartner/gartner-top-strategic-predictions-for-2018-and-beyond/
3. "Like Having a Really Bad PA"
4. Wakefield J. Would you want to talk to a machine? BBC. Aug. 4 2016; http://www.bbc.com/news/technology-36225980 Wakefield J. Would you want to talk to a machine? BBC. Aug. 4 2016; http://www.bbc.com/news/technology-36225980
5. Statista 2018; https://de.statista.com/statistik/daten/studie/662144/umfrage/anzahl-der-verfuegbaren-chatbots-fuer-den-facebook-messenger/ Statista 2018; https://de.statista.com/statistik/daten/studie/662144/umfrage/anzahl-der-verfuegbaren-chatbots-fuer-den-facebook-messenger/