Efficiently Joining Group Patterns in SPARQL Queries

Maria-Esther Vidal, Edna Ruckhaus, Tomas Lampo, Amadís Martínez, Javier Sierra, Axel Polleres. Efficiently Joining Group Patterns in SPARQL Queries. In Lora Aroyo, Grigoris Antoniou, Eero Hyvönen, Annette ten Teije, Heiner Stuckenschmidt, Liliana Cabral, Tania Tudorache, editors, The Semantic Web: Research and Applications, 7th Extended Semantic Web Conference, ESWC 2010, Heraklion, Crete, Greece, May 30 - June 3, 2010, Proceedings, Part I. Volume 6088 of Lecture Notes in Computer Science, pages 228-242, Springer, 2010. [doi]