<hi xmlns="http://www.tei-c.org/ns/1.0" rend="bold">Prud’hommeaux, Eric und Carlos Buil-Aranda.</hi> 2013. „SPARQL 1.1 Federated Query“. W3C Recommendation. 21. März 2013. <ptr xmlns="http://www.tei-c.org/ns/1.0" target="https://www.w3.org/TR/sparql11-federated-query/" />.