Grigoris Antoniou & Marko Grobelnik 
Semantic Web: Research and Applications 
8th Extended Semantic Web Conference, ESWC 2011, Heraklion, Crete, Greece, May 29 – June 2, 2011. Proceedings, Part I

The books (LNCS 6643 and 6644) constitute the refereed proceedings of the 8th European Semantic Web Conference, ESWC 2011, held in Heraklion, Crete, Greece, in May/June 2011. The 57 revised full papers of the research track presented together with 7 Ph D symposium papers and 14 demo papers were carefully reviewed and selected from 291 submissions. The papers are organized in topical sections on digital libraries track; inductive and probabilistic approaches track; linked open data track; mobile Web track; natural language processing track; ontologies track; and reasoning track (part I); semantic data management track; semantic Web in use track; sensor Web track; software, services, processes and cloud computing track; social Web and Web science track; demo track, Ph D symposium (part II).