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ISO/IEC 29500-3:2008
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Information technology -- Document description and processing languages -- Office Open XML File Formats -- Part 3: Markup Compatibility and Extensibility

The electronic version of this International Standard can be downloaded from the ISO/IEC Information Technology Task Force (ITTF) web site

Abstract

ISO/IEC 29500-3:2008 defines a general-purpose mechanism to extend an XML vocabulary.

 

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