@misc{W3C_RDFS, author = {W3C}, keywords = {SML-LIB-BIBLIO,lang:ENG}, mendeley-tags = {SML-LIB-BIBLIO,lang:ENG}, title = {{RDF Vocabulary Description Language 1.0: RDF Schema}}, url = {http://www.w3.org/TR/rdf-schema/}, year = {2004} }