Ontologies. In G. Stumme, A. Maedche, and S. Staab (Eds.), CEUR-Proceedings, CEUR Proceedings, Aachen, 2001. [PUMA: 2001 myown ontologies] URL
Methoden und Techniken der Wissensverarbeitung. Workshop der 1. Tagung Professionelles Wissensmanagement -- Erfahrungen und Visionen. In N. Gronau, and G. Stumme (Eds.), 287-378, Shaker, Aachen, 2001. [PUMA: 2001 km knowledge management myown wissensmanagement wissensverarbeitung wm] URL
Professionelles Wissensmanagement -- Erfahrungen und Visionen. Proc. WM '01. In H. P. Schnurr, S. Staab, R. Studer, G. Stumme, and Y. Sure (Eds.), Shaker, Aachen, 2001. [PUMA: 2001 km knowledge management myown wi wissensmanagement wm] URL
Conceptual Structures -- Broadening the Base. Proc. 9th International Conference on Conceptual Structures. In H. Delugach, and G. Stumme (Eds.), LNAI, (2120)Springer, Heidelberg, 2001. [PUMA: 2001 analysis cg cgs concept conceptual fca formal graphs iccs myown structures]
Reverse Pivoting in Conceptual Information Systems.. In H. Delugach, and G. Stumme (Eds.), Conceptual Structures: Broadening the Base., (2120):202-215, Springer, Heidelberg, 2001. [PUMA: 2001 analysis concept conceptual fca formal information myown pivoting reverse systems toscana] URL