1. Atkinson, R., McBeath, C., Soong, S.K.A., Cheers, C. (eds.): ICT: Providing Choices for Learners and Learning. Centre for Educational Development, Nanyang Technological University, Singapore, 2–5 December 2007. http://www.ascilite.org.au/conferences/singapore07/procs/
2. Chang, E., Kim, H.T., Yoo, B.: Virtual reality sickness: a review of causes and measurements. Int. J. Hum.-Comput. Interact. 36(17), 1658–1682 (2020). https://doi.org/10.1080/10447318.2020.1778351
3. Ford, M., Johnson-Laird, P.N.: Mental models: towards a cognitive science of language, inference, and consciousness. Language 61(4), 897 (1985). https://doi.org/10.2307/414498. http://dx.doi.org/10.2307/414498
4. Hussain, A., Shakeel, H., Hussain, F., Uddin, N., Ghouri, T.: Unity game development engine: a technical survey. Univ. Sindh J. Inf. Commun. Technol. 4, 73–81 (2020)
5. Johnson-Laird, P.: Mental models in cognitive science. Cogn. Sci. 4, 71–115 (2010). https://doi.org/10.1207/s15516709cog0401_4