1 ISO http://www.iso.ch/

2 Internet Engineering Task Force http://www.ietf.org/

3 XML Signature standard http://www.w3.org/TR/xmldsig-core/; XML Signature is also an IETF draft standard http://www.ietf.org/internet-drafts/draft-ietf-xmldsig-core-2-00.txt

4 Early proposal to standardise HTML using a layered structure http://www.w3.org/MarkUp/HTML-WG/940726-minutes.html

5 Official XML standard http://www.w3.org/TR/REC-xml

6 DOM level one http://www.w3.org/TR/REC-DOM-Level-1/

7 XML-Data (W3C note) http://www.w3.org/TR/1998/NOTE-XML-data-0105/

8 W3C note: ' Document Definition Markup Language' (DDML) http://www.w3.org/TR/NOTE-ddml

9 Schema for Object-Oriented XML (version 2.0) http://www.w3.org/TR/NOTE-SOX/

10 A few XML introductory links are http://www.xml.com/pub/a/98/10/guide0.html, http://www.w3.org/XML/Activity, http://www.w3.org/XML/1999/XML-in-10-points(see Ref 5 for the definitive treatment).

11 Meatxml http://www.meatxml.org

12 XML Namespace standard http://www.w3.org/TR/REC-xml-names/

13 XML Schema Working Group http://www.w3.org/XML/Schema

14 SAX http://www.megginson.com/SAX/

15 Jabber Technology Group http://www.jabber.org/