<xs:simpleType name="IDREFS" id="IDREFS">
    <xs:annotation>
        <xs:appinfo>
            <hfp:hasFacet name="length" xmlns:hfp="http://www.w3.org/2001/XMLSchema-hasFacetAndProperty" />
            <hfp:hasFacet name="minLength" xmlns:hfp="http://www.w3.org/2001/XMLSchema-hasFacetAndProperty" />
            <hfp:hasFacet name="maxLength" xmlns:hfp="http://www.w3.org/2001/XMLSchema-hasFacetAndProperty" />
            <hfp:hasFacet name="enumeration" xmlns:hfp="http://www.w3.org/2001/XMLSchema-hasFacetAndProperty" />
            <hfp:hasFacet name="whiteSpace" xmlns:hfp="http://www.w3.org/2001/XMLSchema-hasFacetAndProperty" />
            <hfp:hasFacet name="pattern" xmlns:hfp="http://www.w3.org/2001/XMLSchema-hasFacetAndProperty" />
            <hfp:hasProperty name="ordered" value="false" xmlns:hfp="http://www.w3.org/2001/XMLSchema-hasFacetAndProperty" />
            <hfp:hasProperty name="bounded" value="false" xmlns:hfp="http://www.w3.org/2001/XMLSchema-hasFacetAndProperty" />
            <hfp:hasProperty name="cardinality" value="countably infinite" xmlns:hfp="http://www.w3.org/2001/XMLSchema-hasFacetAndProperty" />
            <hfp:hasProperty name="numeric" value="false" xmlns:hfp="http://www.w3.org/2001/XMLSchema-hasFacetAndProperty" />
        </xs:appinfo>
        <xs:documentation source="http://www.w3.org/TR/xmlschema-2/#IDREFS" />
    </xs:annotation>
    <xs:restriction>
        <xs:simpleType>
            <xs:list itemType="xs:IDREF" />
        </xs:simpleType>
        <xs:minLength value="1" id="IDREFS.minLength" />
    </xs:restriction>
</xs:simpleType>