Benz, D., Hotho, A., Stützer, S. & Stumme, G. (2010). Semantics made by you and me: Self-emerging ontologies can capture the diversity of shared knowledge. Proceedings of the 2nd Web Science Conference (WebSci10),.

 (2009). Modular Ontologies : Concepts, Theories and Techniques for Knowledge Modularization . . In H. Stuckenschmidt, C. Parent & S. Spaccapietra (ed.),  Springer Berlin Heidelberg. 

 (2005). Foundational Aspects of Ontologies . . In P. Hitzler, C. Lutz & G. Stumme (ed.),  Universität Koblenz-Landau. 

Stumme, G. (2005). Conceptual Knowledge Processing (Invited Talk). In M. Collard & J.-L. Cavarero (eds.), Ontologies-based techniques for DataBases and Information Systems (p./pp. 5),.

Cimiano, P., Hotho, A., Stumme, G. & Tane, J. (2004). Conceptual Knowledge Processing with Formal Concept Analysis and Ontologies. In P. Eklund (eds.), Concept Lattices (p./pp. 189-207),: Springer.ISBN: 3-540-23258-3 

Agarwal, S., Fankhauser, P., Gonzalez-Ollala, J., Hartmann, J., Hollfelder, S., Jameson, A., Klink, S., Lehti, P., Ley, M., Rabbidge, E., Schwarzkopf, E., Shrestha, N., Stojanovic, N., Studer, R., Stumme, G. & Walter, B. (2003). Semantic Methods and Tools for Information Portals. In K. Dittrich, W. König, A. Oberweis, K. Rannenberg & W. Wahlster (eds.), INFORMATIK 2003 -- Innovative Informatikanwendungen (Band 1) (p./pp. 116-131),: Gesellschaft für Informatik.

Ganter, B. & Stumme, G. (2003). Creation and Merging of Ontology Top-Levels. In A. de Moor, W. Lex & B. Ganter (eds.), Conceptual Structures for Knowledge Creation and Communication. (p./pp. 131-145),: Springer.

Hotho, A., Staab, S. & Stumme, G. (2003). Explaining Text Clustering Results using  Semantic  Structures. In N. Lavrac, D. Gamberger & H. B. Todorovski (eds.), Knowledge Discovery in Databases: PKDD 2003, 7th European Conference on Principles and Practice of Knowledge Discovery in Databases (p./pp. 217-228),: Springer.

Hotho, A., Staab, S. & Stumme, G. (2003). Ontologies improve text document clustering. Proceedings of the 2003 IEEE International Conference on Data Mining (p./pp. 541-544 (Poster), November 19-22,, : IEEE Computer Society.
, A., Staab, S. & Stumme, G. (2003). Text Clustering Based on Background Knowledge (Technical Report ). University of Karlsruhe, Institute AIFB. 

Studer, R., Stumme, G., Handschuh, S., Hotho, A. & Motik, B. (2003). Building and Using the Semantic Web. New Trends in Knowledge Processing -- Data Mining, Semantic Web and Computational (p./pp. 31-34), March 10-11,, .

Tane, J., Schmitz, C., Stumme, G., Staab, S. & Studer, R. (2003). The Courseware Watchdog:  an Ontology-based tool for finding and organizing                  learning material. In K. David & L. Wegner (eds.), Mobiles Lernen und Forschen - Beiträge der Fachtagung an der Universität (p./pp. 93-104), November, : Kassel University Press.

Bozsak, E., Ehrig, M., Handschuh, S., Hotho, A., Maedche, A., Motik, B., Oberle, D., Schmitz, C., Staab, S., Stojanovic, L., Stojanovic, N., Studer, R., Stumme, G., Sure, Y., Tane, J., Volz, R. & Zacharias, V. (2002). KAON - Towards a large scale Semantic Web. In K. Bauknecht, A. M. Tjoa & G. Quirchmayr (eds.), Proceedings of the Third International Conference on E-Commerce and Web Technologies (EC-Web 2002), Aix-en-Provence, France (p./pp. 304-313),: Springer.

Gonzalez-Olalla, J. & Stumme, G. (2002). Semantic Methods and Tools for Information Portals - The SemIPort Project (Project Description). In B. Berendt, A. Hotho & G. Stumme (eds.), Semantic Web Mining. Proc. of the Semantic Web Mining Workshop of the 13th Europ. Conf. (p./pp. 90), August 19,, .

Hartmann, J., Hotho, A. & Stumme, G. (2002). Semantic Web Mining for Building Information Portals (Position Paper). Proc. Arbeitskreistreffen Knowledge Discovery, September, .

Stumme, G. (2002). Using Ontologies and Formal Concept Analysis for Organizing Business Knowledge. In J. Becker & R. Knackstedt (ed.),Wissensmanagement mit Referenzmodellen -- Konzepte für die Anwendungssystem- und Organisationsgestaltung (pp. 163-174). Physica. 

Stumme, G. & Maedche, A. (2001). FCA-Merge: Bottom-Up Merging of Ontologies.. In B. Nebel (eds.), Proc. 17th Intl. Conf. on Artificial Intelligence (IJCAI '01) (p./pp. 225-230),.

 (2001). Ontologies  . . In G. Stumme, A. Maedche & S. Staab (ed.),  CEUR Proceedings. 

Stumme, G., Studer, R. & Sure, Y. (2000). Towards an Order-Theoretical Foundation for Maintaining and Merging Ontologies. In F. Bodendorf & M. Grauer (eds.), Verbundtagung Wirtschaftsinformatik 2000 (p./pp. 136-149),: Shaker.

Stumme, G. (1999). Hierarchies of Conceptual Scales. In T. B. Gaines, R. Kremer & M. Musen (eds.), Proc.Workshop on Knowledge Acquisition, Modeling and Management (KAW'99) (p./pp. 78-95), Oct 16-22, : Banff.