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<keywords>

keywords

contains a list of keywords or phrases identifying the topic or nature of a text.

Module headerHD43

Attributes

@schemeidentifies the controlled vocabulary within which the set of keywords concerned is defined, for example by a taxonomy element, or by some other resource.
Status
Optional
Datatype
teidata.pointer

Classes and content

May contain
Contained by

header

Note

Each individual keyword (including compound subject headings) should be supplied as a term element directly within the keywords element. An alternative usage, in which each term appears within an item inside a list is permitted for backwards compatibility, but is deprecated.

If no control list exists for the keywords used, then no value should be supplied for the @scheme attribute.

Examples

<keywords scheme="http://classificationweb.net">
  <term>Babbage, Charles</term>
  <term>Mathematicians - Great Britain - Biography</term>
</keywords>
<keywords>
  <term>Fermented beverages</term>
  <term>Central Andes</term>
  <term>Schinus molle</term>
  <term>Molle beer</term>
  <term>Indigenous peoples</term>
  <term>Ethnography</term>
  <term>Archaeology</term>
</keywords>

Content model

<content>
    <alternate>
      <elementRef key="term" minOccurs="1" maxOccurs="unbounded"/>      
      <elementRef key="list"/>
    </alternate>
  </content>