1. AlHumoud, S., Al Wazrah, A., Aldamegh, W.: Arabic chatbots: a survey. Int. J. Adv. Comput. Sci. Appl. 9(8), 535–541 (2018)
2. Brandtzaeg, P.B., Følstad, A.: Why people use chatbots. In: International Conference on Internet Science, pp. 377–392. Springer, Cham (2017)
3. Dutta, D.: Developing an intelligent chat-bot tool to assist high school students for learning general knowledge subjects. Technical report, Georgia Institute of Technology (2017)
4. El Hefny, W., El Bolock, A., Herbert, C., Abdennadher, S.: Towards a generic framework for character-based chatbots. In: International Conference on Practical Applications of Agents and Multi-Agent Systems, pp. 95–107. Springer, Heidelberg (2020)
5. Feine, J., Morana, S., Maedche, A.: Designing a chatbot social cue configuration system (2019)