The blue social bookmark and publication sharing system.
David Arthur, and Sergei Vassilvitskii. SODA '07: Proceedings of the eighteenth annual ACM-SIAM symposium on Discrete algorithms, page 1027--1035. Philadelphia, PA, USA, Society for Industrial and Applied Mathematics, (2007)
BibSonomy is offered by the KDE group of the University of Kassel, the DMIR group of the University of Würzburg, and the L3S Research Center, Germany.