E. Ong, U. Riss, O. Grebner, and Y. Du. I-KNOW '08 Proceedings of the 8th International Conference on Knowledge Management - Special Track KS'08 on Knowledge Services., (2008)
U. Riss, and O. Grebner. Proceedings of I-KNOW '06, 6th International Conference on Knowledge Management, Graz, Austria, September 6 - 8, 2006, (September 2006)
E. Ong, O. Grebner, and U. Riss. 4th Conference on Professional Knowledge Management - Experiences and Visions -, March 28. - 30. 2007, Potsdam, Germany, GITO Verlag Berlin, (March 2007)
U. Riss, U. Cress, J. Kimmerle, and S. Martin. Proceedings of KMAC2006, The Third Knowledge Management Aston Conference, Operational Research Society, Birmingham, (2006)
U. Riss, U. Cress, J. Kimmerle, and S. Martin. Proceedings of KMAC2006, The Third Knowledge Management Aston Conference, Operational Research Society, Birmingham, (2006)