1. Adamopoulou, E., & Moussiades, L. (2020). Chatbots: History, technology, and applications. Machine Learning with Applications. Vol 2. Dec. 2020. https://doi.org/10.1016/j.mlwa.2020.100006.
2. Almurtadha, Y. (2019). LABEEB: Intelligent Conversational Agent Approach to Enhance Course Teaching and Allied Learning Outcomes Attainment. Journal of Applied Computer Science & Mathematics, Issue 1/2019, vol.13, No. 27, Suceava. https://doi.org/10.4316/JACSM.201901001.
3. Blackwood-Brown, C. G. (2018). An Empirical Assessment of Senior Citizens’ Cybersecurity Awareness, Computer Self-Efficacy, Perceived Risk of Identity Theft, Attitude, and Motivation to Acquire Cybersecurity Skills. (Research report). Florida: Nova Southeastern University.
4. Chaichuay, W. (2017). Elderlies’ experience in using LINE application: a phenomenological study. Veridian E-Journal, Silpakorn University, Thai edition in the field of humanities: social sciences: and arts., 10,1(January-April 2017), 905–918.
5. Chaimaha, N., Putthinoi, S., & Lersilp, S. (2020). Development of Learning Media for the Elderly to Promote Child Health in the Community. Occupational Therapy International, vol. 2020, Article ID 7252046, 7 pages, 2020. https://doi.org/10.1155/2020/7252046.