1. Sy, D.: Adapting Usability Investigations for Agile User-centered Design. Journal of Usability Studies 2(3) (2007)
2. Beck, K., et al.: Manifesto for Agile Software Development. Agile Alliance (2001),
http://agilemanifesto.org
(retrieved September 6, 2012)
3. Crabtree, A., Rouncefield, M., Tolmie, P.: Doing Design Ethnography. Springer (2012)
4. Greenberg, S., Buxton, B.: Usability Considered Harmful (Some of the Time). In: Proceedings of the 2008 ACM Conference on Human Factors in Computing Systems, CHI 2008, pp. 111–120 (2008)
5. Glass, R.: Agile Versus Traditional: Make Love, Not War. Cutter IT Journal (December 2001)