Gonzalez-Olalla, J. and Stumme, G.. Semantic Methods and Tools for Information Portals - The SemIPort Project (Project Description). Semantic Web Mining. Proc. of the Semantic Web Mining Workshop of the 13th Europ. Conf.. editor(s) Berendt, B. and Hotho, A. and Stumme, G.. 90, Helsinki, Year 2002.

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

Schmitz, C. and Staab, S. and Studer, R. and Stumme, G. and Tane, J.. Accessing Distributed Learning Repositories through a Courseware
Watchdog. Proc. of E-Learning 2002 World Conference on E-Learning in Corporate, Government, Healthcare and Higher Education on (E-Learning 2002). editor(s) Driscoll, M. and Reeves, T.C.. (AACE) 909-915, Norfolk, Year 2002.

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

Stumme, G. and Maedche, A.. FCA-Merge: Bottom-Up Merging of Ontologies.. Proc. 17th Intl. Conf. on Artificial Intelligence (IJCAI '01). editor(s) Nebel, B.. 225-230, Seattle, WA, USA, Year 2001.

Stumme, G. and Studer, R. and Sure, Y.. Towards an Order-Theoretical Foundation for Maintaining and Merging Ontologies. Verbundtagung Wirtschaftsinformatik 2000. editor(s) Bodendorf, F. and Grauer, M.. 136-149, Shaker, Aachen, Year 2000.

Stumme, G.. Hierarchies of Conceptual Scales. Proc.Workshop on Knowledge Acquisition, Modeling and Management (KAW'99). editor(s) Gaines, T. B. and Kremer, R. and Musen, M.. (2) 78-95, Banff, Year 1999.