Hotho, A., Jäschke, R., Schmitz, C. & Stumme, G.
(2006).
BibSonomy: A Social Bookmark and Publication Sharing System.
Proceedings of the Conceptual Structures Tool Interoperability Workshop at the 14th International Conference on Conceptual Structures (p./pp. 87-102),
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ISBN: 87-7307-769-0