<hi xmlns="http://www.tei-c.org/ns/1.0" rend="bold">Le Boeuf, Patrick / Doerr, Martin / Ore, Christian Emil / Stead, Stephen et al.</hi> (2019): “Definition of the CIDOC Conceptual Reference Model”, Version 6.2.6 May 2019, <ptr xmlns="http://www.tei-c.org/ns/1.0" target="http://www.cidoc-crm.org/sites/default/files/CIDOC%20CRM_v6.2.6_Definition_esIP.pdf" /> [letzter Zugriff 27.9.2019].