OpenLink Virtuoso (Product Blog)
Blog Summary
Comparison of Open Source Databases with TPC D Queries
Virtuoso Vs. MySQL: Setting the Berlin Record Straight (update 2)
VLDB 2009 Yahoo Keynote (4 of 5)
VLDB 2009 Web Scale Data Management Panel (5 of 5)
European Commission and the Data Overflow
Compare & Contrast: SQL Server's Linked Server vs Virtuoso's Virtual Database Layer
RDF and Transactions