class

Attribute Information

Used By

Attribute Group db:biblio.class.attribute

Source 

<xs:attribute name="class">
  <xs:simpleType>
    <xs:restriction base="xs:token">
      <xs:enumeration value="doi"/>
      <xs:enumeration value="isbn"/>
      <xs:enumeration value="isrn"/>
      <xs:enumeration value="issn"/>
      <xs:enumeration value="istc"/>
      <xs:enumeration value="libraryofcongress"/>
      <xs:enumeration value="pubsnumber"/>
      <xs:enumeration value="uri"/>
      <xs:enumeration value="other"/>
    </xs:restriction>
  </xs:simpleType>
</xs:attribute>

Sample