Grahl, Miranda, Hotho, Andreas, Stumme, Gerd ; Hinneburg, Alexander: Conceptual Clustering of Social Bookmark Sites. In: Workshop Proceedings of Lernen -- Wissensentdeckung -- Adaptivität (LWA 2007) : Martin-Luther-Universität Halle-Wittenberg, 2007. - ISBN 978-3-86010-907-6, S. 50-54

Stumme, Gerd ; Collard, Martine, Cavarero, Jean-Louis: Conceptual Knowledge Processing (Invited Talk). In: Ontologies-based techniques for DataBases and Information Systems. Trondheim, 2005, S. 5

Cimiano, Philipp, Hotho, Andreas, Stumme, Gerd, Tane, Julien ; Eklund, Peter: Conceptual Knowledge Processing with Formal Concept Analysis and Ontologies. 2961. In: Concept Lattices. Heidelberg : Springer, 2004 (LNAI). - ISBN 3-540-23258-3, S. 189-207