1. Abadi, D.J., Marcus, A., Madden, S., Hollenbach, K.J.: Scalable Semantic Web data management using vertical partitioning. In: VLDB (2007)
2. Auer, S., Lehmann, J.: What have Innsbruck and Leipzig in common? In: Extracting Semantics from Wiki Content 4th European Semantic Web Conference. http://www.informatik.uni-leipzig.de/~auer/publication/ExtractingSemantics.pdf
3. Beckett, D.: Redland RDF Application Framework. http://librdf.org/
4. Bizer, C., Cyganiak, R., Garbers, J., Maresch, O.: D2RQ: Treating Non-RDF Databases as Virtual RDF Graphs. http://sites.wiwiss.fu-berlin.de/suhl/bizer/D2RQ/
5. Bizer, C., Schultz, A.: Berlin SPARQL Benchmark Results. http://www4.wiwiss.fu-berlin.de/bizer/BerlinSPARQLBenchmark/results/index.html