<xsd:element name="MessageIdentifier" type="IdentifierType"><xsd:annotation><xsd:documentation>ID of this metadata file</xsd:documentation></xsd:annotation></xsd:element>
<xsd:group name="SubXmlFileIdentifierGroup"><xsd:annotation><xsd:documentation>Bloc to identifiy a sub-xml file (descriptive or technical) and to rattach it to the master transport file</xsd:documentation></xsd:annotation><xsd:sequence><xsd:element name="MessageIdentifier" type="IdentifierType"><xsd:annotation><xsd:documentation>ID of this metadata file</xsd:documentation></xsd:annotation></xsd:element><xsd:element name="ArchiveTransferMessageIdentifier" type="IdentifierType"><xsd:annotation><xsd:documentation>Associated archiveTransfer message (transport part) identifier</xsd:documentation></xsd:annotation></xsd:element></xsd:sequence></xsd:group>