1. Arnold, E. J., Linda, L. P., & George, L. Z. (2002). Consumers, 2nd ed. NY: McGrawHill/Richard D. Irwin.
2. Bae, S. S. (2022, May 09). ‘Zeppetto’, a metaverse playground for 300 million people... Fiercely chasing after the world's strongest 'Roblox'. Hankyung. Retrieved October 18, 2022, from https://www.hankyung.com/it/article/2022050911491
3. Choi, E. S., & Pyun, J. M. (2021). Effect of brand experience on brand attitude within Meta-bus through avatars - Focused on Gucci Villa in ZEPETO. Journal of Korea Design Forum, 73, 83-94.
4. De, M., & Marieke. (2004). Consumer behavior and culture - Consequences for global marketing and advertising. NY: SAGE Publications Ltd.
5. 3D Virtual worlds and the metaverse