Hotho, Andreas, Jäschke, Robert, Schmitz, Christoph and Stumme, Gerd. "Trend Detection in Folksonomies." Paper presented at the meeting of the Proc. First International Conference on Semantics And Digital Media Technology (SAMT) , Heidelberg, 2006.

Jäschke, Robert, Hotho, Andreas, Schmitz, Christoph and Stumme, Gerd. "Wege zur Entdeckung von Communities in Folksonomies." Paper presented at the meeting of the Proc. 18. Workshop Grundlagen von Datenbanken, Halle-Wittenberg, 2006.