1. Bauman, O., Sander, L.: 5 reasons why Zoom meetings are so exhausting. The Conversation. https://theconversation.com/5-reasons-why-zoom-meetings-are-so-exhausting-137404
2. Venter, E.: Challenges for meaningful interpersonal communication in a digital era. HTS Teol. Stud. 75(1), 1–6 (2019). https://doi.org/10.4102/hts.v75i1.5339
3. Gunawardena, C.N., Zittle, F.J.: Social presence as a predictor of satisfaction within a computer-mediated conferencing environment. Am. J. Distance Educ. 11(3), 8–26 (1997). https://doi.org/10.1080/08923649709526970
4. Picciano, A.G.: Beyond student perceptions: issues of interaction, presence, and performance in an online course. J. Asynchronous Learn. Netw. 6(1), 21–40 (2002)
5. Richardson, J.C., Swan, K.: Examining social presence in online courses in relation to students’ perceived learning and satisfaction, no. 1. State University of New York at Albany (2001)