A Semantic Web Primer (Second edition)

语义Web入门（2008年版本）TheSemanticWebareahasseenrapiddevelopmentsincethefirstpubli-ationofourbook.NewelementshaveappearedintheSemanticWeblan-uagestack,newapplicationareashaveemerged,andnewtoolsarebeingroduced.Thishaspromptedustoproduceasecondeditionwithasub-antialnumberofupdatesandchan