<xs:attribute name="location" use="required">
<xs:annotation>
<xs:documentation>indicates whether the apparatus appears within the running text or external to it.</xs:documentation>
</xs:annotation>
<xs:simpleType>
<xs:restriction base="xs:token">
<xs:enumeration value="internal">
<xs:annotation>
<xs:documentation>apparatus appears within the running text.</xs:documentation>
</xs:annotation>
</xs:enumeration>
<xs:enumeration value="external">
<xs:annotation>
<xs:documentation>apparatus appears outside the base text.</xs:documentation>
</xs:annotation>
</xs:enumeration>
</xs:restriction>
</xs:simpleType>
</xs:attribute> |