Examples include an International Standard Book/Music Number, Library of Congress Control Number, publisher’s number, a personal identification number, an entry in a bibliography or catalog, etc. The type attribute may be used to indicate the system from which the identifier was derived.
<elementSpec ident="identifier" module="MEI.shared">
<desc xml:lang="en">An alpha-numeric string that establishes the identity of the described material.</desc>
<classes>
<memberOf key="att.common"/>
<memberOf key="att.authorized"/>
<memberOf key="att.bibl"/>
<memberOf key="att.facsimile"/>
<memberOf key="model.identifierLike"/>
</classes>
<content>
<rng:zeroOrMore>
<rng:choice>
<rng:text/>
<rng:ref name="model.textPhraseLike"/>
<rng:ref name="model.editLike"/>
<rng:ref name="model.transcriptionLike"/>
</rng:choice>
</rng:zeroOrMore>
</content>
<remarks xml:lang="en">
<p>Examples include an International Standard Book/Music Number, Library of Congress
Control
Number, publisher’s number, a personal identification number, an entry in a bibliography
or
catalog, etc. The <att>type</att> attribute may be used to indicate the system from which
the identifier was derived.</p>
</remarks>
</elementSpec>