xml:id 

See http://www.w3.org/TR/xml-id/ for
information about this attribute.

Attribute Information

Used By

Elements abbreviation, abstract, address, addressLine, agencyCode, agencyName, agent, agentType, alternativeForm, alternativeSet, authorizedForm, biogHist, chronItem, chronList, citation, componentEntry, control, conventionDeclaration, cpfDescription, cpfRelation, date, dateRange, dateSet, description, descriptiveNote, eac-cpf, entityId, entityType, event, eventDateTime, eventDescription, eventType, existDates, fromDate, function, functionRelation, functions, generalContext, identity, identity/nameEntry, item, language, languageDeclaration, languageUsed, languagesUsed, legalStatus, legalStatuses, level, list, localControl, localDescription, localDescriptions, localTypeDeclaration, maintenanceAgency, maintenanceEvent, maintenanceHistory, maintenanceStatus, mandate, mandates, multipleIdentities, nameEntry, nameEntryParallel, objectBinWrap, objectXMLWrap, occupation, occupations, otherAgencyCode, otherRecordId, outline, p, part, place, placeEntry, placeRole, places, preferredForm, publicationStatus, recordId, relationEntry, relations, resourceRelation, script, setComponent, source, sourceEntry, sources, span, structureOrGenealogy, term, toDate, useDates
Attribute Groups id, xml:specialAttrs

Source 

<xs:attribute name="id" type="xs:ID">
  <xs:annotation>
    <xs:documentation>See http://www.w3.org/TR/xml-id/ for information about this attribute.</xs:documentation>
  </xs:annotation>
</xs:attribute>

Sample

< occupation xmlns = "urn:isbn:1-931666-33-4" >

< term xml:id = "DE-588-4032009-1" >

Komponist

</ term>

</ occupation>