Jäschke, Robert, Hotho, Andreas, Schmitz, Christoph, Ganter, Bernhard and Stumme, Gerd. "Discovering Shared Conceptualizations in Folksonomies." Journal of Web Semantics 6 , no. 1 (2008): 38-53.

Jäschke, Robert, Krause, Beate, Hotho, Andreas and Stumme, Gerd. "Logsonomy -- A Search Engine Folksonomy." Paper presented at the meeting of the Proceedings of the Second International Conference on Weblogs and Social Media(ICWSM 2008), 2008.

Krause, Beate, Schmitz, Christoph, Hotho, Andreas and Stumme, Gerd. "The Anti-Social Tagger - Detecting Spam in Social Bookmarking Systems." Paper presented at the meeting of the Proc. of the Fourth International Workshop on Adversarial Information Retrieval on the Web, 2008.

Cattuto, Ciro, Schmitz, Christoph, Baldassarri, Andrea, Servedio, Vito D. P., Loreto, Vittorio, Hotho, Andreas, Grahl, Miranda and Stumme, Gerd. "Network Properties of Folksonomies." AI Communications Journal, Special Issue on ``Network Analysis in Natural Sciences and Engineering'' 20 , no. 4 (2007): 245-262.

Grahl, Miranda, Hotho, Andreas and Stumme, Gerd. "Conceptual Clustering of Social Bookmark Sites." Paper presented at the meeting of the Workshop Proceedings of Lernen -- Wissensentdeckung -- Adaptivität (LWA 2007), 2007.

Grahl, Miranda, Hotho, Andreas and Stumme, Gerd. "Conceptual Clustering of Social Bookmarking Sites." Paper presented at the meeting of the 7th International Conference on Knowledge Management (I-KNOW '07), Graz, Austria, 2007.

Jäschke, Robert, Marinho, Leandro Balby, Hotho, Andreas, Schmidt-Thieme, Lars and Stumme, Gerd. "Tag Recommendations in Folksonomies." Paper presented at the meeting of the Knowledge Discovery in Databases: PKDD 2007, 11th European Conference on Principles and Practice of Knowledge Discovery in Databases, Berlin, Heidelberg, 2007.

Jäschke, Robert, Hotho, Andreas, Schmitz, Christoph, Ganter, Bernhard and Stumme, Gerd. "TRIAS - An Algorithm for Mining Iceberg Tri-Lattices." Paper presented at the meeting of the Proceedings of the 6th IEEE International Conference on Data Mining (ICDM 06), Hong Kong, 2006.