@inproceedings{harris20094store,
  title = "4store: The design and implementation of a clustered RDF store",
  author = "Harris, Steve and Lamb, Nick and Shadbolt, Nigel",
  year = "2009",
  booktitle = "5th International Workshop on Scalable Semantic Web Knowledge Base Systems (SSWS2009)",
  pages = "94--109",
}