<type>Element</type><name>documentRef</name><comment>the element documentRef is a reference to a separate work- or expression-level resource that should be placed in this position. Actual resources are external (e.g. in the package or even in a different position) and are (an expression or any expression of) a separate Work.</comment>
<xsd:element name="documentRef" type="linkType"><xsd:annotation><xsd:documentation><type>Element</type><name>documentRef</name><comment>the element documentRef is a reference to a separate work- or expression-level resource that should be placed in this position. Actual resources are external (e.g. in the package or even in a different position) and are (an expression or any expression of) a separate Work.</comment></xsd:documentation></xsd:annotation></xsd:element>