<hi xmlns="http://www.tei-c.org/ns/1.0" rend="bold">W3C = World Wide Web Consortium</hi> (2004): <hi xmlns="http://www.tei-c.org/ns/1.0" rend="italic">OWL Web Ontology Language</hi> <ref xmlns="http://www.tei-c.org/ns/1.0" target="http://www.w3.org/TR/owl-features/">http://www.w3.org/TR/owl-features/</ref> [letzter Zugriff 16. Februar 2016].