The blue social bookmark and publication sharing system.
Milena Vratonjic, Matthew M. Ziegler, George Gristede, Victor V. Zyuban, Thomas Mitchell, Ee Cho, Chandu Visweswariah, and Vojin G. Oklobdzija. PATMOS, volume 5953 of Lecture Notes in Computer Science, page 307-316. Springer, (2009)
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