<primary/>
Entrée de premier niveau servant pour l'ordonnancement de l'index.
dbk:primary<1> tei:index@level1<2>term ; primary, secondary, see, seealso, tertiary ; %Syllabe)*)@id="xs:ID" @code="xs:string" @audience="xs:string" @css="xs:string" @class="xs:string" @remap="xs:string" @uri="xs:anyURI" @lang="xs:string" @value="xs:string" @role="xs:string" @scheme="xs:string"