Grahl, M.; Hotho, A. & Stumme, G. (2007): Conceptual Clustering of Social Bookmarking Sites. In: 7th International Conference on Knowledge Management (I-KNOW '07), Graz, Austria. [Kurzfassung] [BibTeX][Endnote]

Santos-Neto, E.; Ripeanu, M. & Iamnitchi, A. (2007): Tracking User Attention in Collaborative Tagging Communities.
[Volltext] [BibTeX] [Endnote]

Begelman, G.; Keller, P. & Smadja, F. (2006): Automated Tag Clustering: Improving search and exploration in the tag space. In: WWW2006, May, Erscheinungsjahr/Year: 2006. Seiten/Pages: 22-26. [Volltext] [BibTeX] [Endnote]

Heymann, P. & Garcia-Molina, H. (2006): Collaborative Creation of Communal Hierarchical Taxonomies in Social Tagging Systems.
[Volltext] [Kurzfassung] [BibTeX] [Endnote]

Mika, P. (2005): Ontologies Are Us: A Unified Model of Social Networks and Semantics. In: International Semantic Web Conference, [Volltext]  [BibTeX][Endnote]