
Standards
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Topic maps are a new ISO standard for describing knowledge structures and associating them with information resources.
The TAO of Topic Maps
DCMI Home: Dublin Core® Metadata Initiative (DCMI)
The Zthes family of specifications facilitate interoperability for applications that deal with thesauri - semantic hierarchies of terms as described in ISO 2788 and ANSI/NISO Z39.19. Because the Zthes specification work was done largely in the UK, ``Zthes'' is pronounced ``Zed-thezz''.

