Non-normative references

Non-normative references are references to external documents or resources that implementers of DITA might find useful.
Contents of this topic based on suggestions made on the e-mail list by Eliot Kimber, Seth Park, and Bruce Nevin. This topic must be reviewed. Here also are suggestions that I did not include:
  • IMS-QTI (Kimber)
  • Information mapping (Nevin)
  • SGML (Nevin) -- no ISO spec available without charge
  • Standards reflected in Machine Industry specializations (Kimber)
  • XNAL (Kimber)
[CSS 2.1]
B. Bos, T. Çelik, I. Hickson, and H.W. Lie, editors, Cascading Style Sheets Level 2 Revision 1 (CSS 2.1) Specification,, W3C Candidate Recommendation, 08 September 2009.
[XHTML 1.0]
W3C HTML Working Group, XHTML 1.0 The Extensible HyperText Markup Language (Second Edition): A Reformulation of HTML 4 in XML 1.0,, W3C Recommendation, 26 January 2000, revised 1 August 2002.
[XHTML 1.1]
M. Altheim and S. McCarron, editors, XHTML 1.1 - Module-based XHTML,, W3C Recommendation, 31 May 2001.
[XPointer 1.0]
S. DeRose, E. Maler, and R. Daniel Jr., editors, XML Pointer Language (XPointer) Version 1.0,, W3C Last Call Working Draft, 8 January 2001.
[XLIFF 1.2]
OASIS Standard, XLIFF Version 1.2, 1 February 2008,
[xml:tm 1.0]
A. Zydroń, R. Raya, and B. Bogacki, editors, XML Text Memory (xml:tm) 1.0 Specification,, The Localization Industry Standards Association (LISA) xml:tm 1.0, 26 February 2007.
[XQuery 1.0]
S. Boag, D. Chamberlin, M. F. Fernández, D. Florescu, J. Robie, and J. Siméon, editors, XQuery 1.0: An XML Query Language,, W3C Recommendation, 23 January 2007.
[XSL 1.0]
S. Adler, A. Berglund, J. Caruso, S. Deach, T. Graham, P. Grosso, E. Gutentag, A. Milowski, S. Parnell, J. Richman, and S. Zilles, Extensible Stylesheet Language (XSL) Version 1.0,, W3C Recommendation, 15 October 2001.
[XSL 1.1]
A. Berglund, editor, Extensible Stylesheet Language (XSL) Version 1.1,, W3C Recommendation, 05 December 2006
[XSLT 1.0]
J. Clark, editor, XSL Transformations (XSLT) Version 1.0,, W3C Recommendation, 16 November 1999
[XSLT 2.0]
M. Kay, editor, XSL Transformations (XSLT) Version 2.0,, W3C Recommendation, 23 January 2007
[XTM 1.0]
S. Pepper and G. Moore, editors, XML Topic Maps (XTM) 1.0,, TopicMaps.Org XTM 1.0, 2001.

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