S. Braun, and A. Schmidt. 7th International Conference on Knowledge Management (IKNOW '07), Special Track on Integrating Working and Learning in Business (IWL), (2007)
S. Braun, A. Schmidt, and U. Graf. Workshop Nutzerinteraktion im Social Semantic Web, Mensch & Computer - 8. Fachuebergreifende Konferenz - M&C 2008 (Sept. 8-9, 2008, Lübeck, Germany), (2008)