<hi xmlns="http://www.tei-c.org/ns/1.0" rend="bold">Google Inc. (2018)</hi>: <hi xmlns="http://www.tei-c.org/ns/1.0" rend="italic">“Understand how structured data works”</hi>, URL: <ref xmlns="http://www.tei-c.org/ns/1.0" target="https://developers.google.com/search/docs/guides/intro-structured-data">https://developers.google.com/search/docs/guides/intro-structured-data</ref>, text/html Format, (letzter Zugriff: 04. Januar 2019).