`%Reference`

Parents`<^>`

available, building, citation, emphasis, identifier, licence, para, proper, question, region, role, span, subtitle, unqualified ;

Frères`<^>`

%Formal, %Inline, %List, %Reference, %Syllabe ; info, xml ;

Enfants`<^>`

(citation | link | note | resource)

Source`<^>`

<xs:group name="Reference">

<xs:choice>: <xs:element ref="citation"/>

<xs:element ref="link"/>

<xs:element ref="note"/>

<xs:element ref="resource"/>
</xs:choice>

</xs:group>

%Reference

Parents<^>

Frères<^>

Enfants<^>

Source<^>

`%Reference`

Parents`<^>`

Frères`<^>`

Enfants`<^>`

Source`<^>`