G. Granitzer, и Tochtermann Klaus. Fifth Conference Professional Knowledge Management - Experiences and Visions, том 145 из GI-EditionProceedings, Ges. für Informatik, Bonn, (2009)
T. Pellegrini, S. Auer, S. Schaffert, и K. Tochtermann. Networked Knowledge - Networked Media - Integrating Knowledge Management,
New Media Technologies and Semantic Systems, том 221 из Studies in Computational Intelligence, (2009)