Jäschke, R., Hotho, A., Schmitz, C., Ganter, B. & Stumme, G. (2008). Discovering Shared Conceptualizations in Folksonomies. Journal of Web Semantics, 6, 38-53.

Jäschke, R., Krause, B., Hotho, A. & Stumme, G. (2008). Logsonomy -- A Search Engine Folksonomy. Proceedings of the Second International Conference on Weblogs and Social Media(ICWSM 2008), : AAAI Press.

Krause, B., Schmitz, C., Hotho, A. & Stumme, G. (2008). The Anti-Social Tagger - Detecting Spam in Social Bookmarking Systems. Proc. of the Fourth International Workshop on Adversarial Information Retrieval on the Web, .

Cattuto, C., Schmitz, C., Baldassarri, A., Servedio, V. D. P., Loreto, V., Hotho, A., Grahl, M. & Stumme, G. (2007). Network Properties of Folksonomies. AI Communications Journal, Special Issue on ``Network Analysis in Natural Sciences and Engineering'', 20, 245-262.

Grahl, M., Hotho, A. & Stumme, G. (2007). Conceptual Clustering of Social Bookmark Sites. In A. Hinneburg (ed.), Workshop Proceedings of Lernen -- Wissensentdeckung -- Adaptivität (LWA 2007) (p./pp. 50-54), September, : Martin-Luther-Universität Halle-Wittenberg. ISBN: 978-3-86010-907-6

Grahl, M., Hotho, A. & Stumme, G. (2007). Conceptual Clustering of Social Bookmarking Sites. 7th International Conference on Knowledge Management (I-KNOW '07) (p./pp. 356-364), September, Graz, Austria: Know-Center.

Jäschke, R., Marinho, L. B., Hotho, A., Schmidt-Thieme, L. & Stumme, G. (2007). Tag Recommendations in Folksonomies. In J. N. Kok, J. Koronacki, R. L. de Mántaras, S. Matwin, D. Mladenic & A. Skowron (eds.), Knowledge Discovery in Databases: PKDD 2007, 11th European Conference on Principles and Practice of Knowledge Discovery in Databases (p./pp. 506-514), Berlin, Heidelberg: Springer. ISBN: 978-3-540-74975-2

Jäschke, R., Hotho, A., Schmitz, C., Ganter, B. & Stumme, G. (2006). TRIAS - An Algorithm for Mining Iceberg Tri-Lattices. Proceedings of the 6th IEEE International Conference on Data Mining (ICDM 06) (p./pp. 907-911), December, Hong Kong: IEEE Computer Society. ISBN: 0-7695-2701-9