S. Braun, C. Kunzmann, und A. Schmidt. From CSCW to Web2.0: European Developments in Collaborative Design Selected Papers from COOP08, Springer, Berlin/Heidelberg, (2010)
A. Schmidt, und C. Kunzmann. Expanding the Knowledge Economy: Issues, Applications, Case Studies. Proceedings of E-Challenges 2007, Amsterdam, IOS Press, (2007)