1. http://www.leverhulme.org.uk/
2. Bates, J.: Virtual Reality, Art and Entertainment. Presence: Teleoperators and Virtual Environments 1(1), 133–138 (1992)
3. International Council Of Museums,
http://icom.museum.definition.html
4. Kwon, Y.-M., et al.: Toward the Synchronized Experiences between Real and Virtual Museum. In: APAN 2003 Conference in Fukuoka (2003)
5. Online dictionary:
http://www.wordreference.com/definition/communication