M. Anderka, B. Stein, and N. Lipka. Proceedings of the 20th international conference companion on World wide web, page 5--6. New York, NY, USA, ACM, (2011)
R. Hammwöhner. The Social Semantic Web 2007 - Proceedings of the 1st Conference on Social Semantic Web, Bonn, Universit\ät Leipzig, Germany, Gesellschaft f\ür Informatik, (2007)
M. Hu, E. Lim, A. Sun, H. Lauw, and B. Vuong. Proceedings of the sixteenth ACM conference on Conference on information and knowledge management, page 243--252. New York, NY, USA, ACM, (2007)
M. Hu, E. Lim, A. Sun, H. Lauw, and B. Vuong. Proceedings of the Sixteenth ACM Conference on Conference on Information and Knowledge Management, page 243--252. New York, NY, USA, ACM, (2007)
M. Hu, E. Lim, A. Sun, H. Lauw, and B. Vuong. Proceedings of the Sixteenth ACM Conference on Conference on Information and Knowledge Management, page 243--252. New York, NY, USA, ACM, (2007)