The blue social bookmark and publication sharing system.
Dominik Benz, Folke Eisterlehner, Andreas Hotho, Robert Jäschke, Beate Krause, and Gerd Stumme. HT '09: Proceedings of the 20th ACM Conference on Hypertext and Hypermedia, page 323--324. New York, NY, USA, ACM, (June 2009)
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