1. Alley Flats Initiative. Retrieved February 29, 2008 from .
2. The contact hypothesis reconsidered: Interacting via the Internet;Amichai-Hamburger;Journal of Computer-Mediated Communication,2006
3. Au, Wagner J. (2006). New world notes: New world numbers: The trouble with two million. Retrieved September 23, 2008, from New World notes web site: .
4. Making learning fun: Quest Atlantis, a game without guns;Barab;Educational Technology Research and Development,2005
5. Joint performance across cultures: Improvisation in a Persian garden;Bateson;Text and Performance Quarterly,1993