AEM would search assets with values associated with the property "jcr:content/metadata/@xmpMM:InstanceID" or "jcr:content/metadata/@xmpMM:DocumentID" to find the references.
AEM would search assets with values associated with the property "jcr:content/metadata/@xmpMM:InstanceID" or "jcr:content/metadata/@xmpMM:DocumentID" to find the references.