• Core specifications: XML 1.0, XML Namespaces, Infoset, XInclude, XML Base
• XML architecture specifications: DOM, XML Schema, XLink, XPointer, XSLT, XPath, XSL-FO, XML Query
• Specific XML languages: XHTML, SVG, XML-Signature, RDF, MathML, SMIL
• http://www.w3.org/TR

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