References

 Assmann, J. (2011). Communicative and Cultural Memory.

Erill, A. (2008). Cultural Memory Studies: An Introduction. International and Interdisciplinary Handbook, p. 1-7.

Watts, Duncan J. (2003) Six Degrees: The Science of a Connected Age.

http://www.theguardian.com/technology/2008/aug/03/internet.email