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  ITU-T A.5 justification information for referenced document XML Information Set X891 (2004) in draft X.893
1. Clear description of the referenced document:
Name: XML Information Set X891 (2004)
Title: World Wide Web Consortium (W3C), XML Information Set (Second Edition), W3C Recommendation.
2. Status of approval:
This is a W3C Recommendation Published in 2004.
3. Justification for the specific reference:
The document is considered stable and provides a complete description of the XML Information Set. It is not appropriate to include the full text of the W3C XML Information Set here. Rec. X.893 specifies a mapping from an ASN.1 SOAP message to a W3C SOAP message infoset (an XML infoset), thus Industry needs to be informed of where XML Information Set originated as it was not defined by ISO or ITU-T.
4. Current information, if any, about IPR issues:
No Issues.
5. Other useful information describing the "Quality" of the document:
XML Information Set was published in February 2004, and has been widely used. Conformance requirements are clear, and the specification is readily and widely available.
6. The degree of stability or maturity of the document:
The document is considered stable and provides a complete description of the XML Information Set.
7. Relationship with other existing or emerging documents:
XML Information Set is related to the following: " ISO/IEC 10646, Information technology - Universal Multiple-Octet Coded Character Set (UCS) - Part 1: Architecture and Basic Multilingual Plane, International Organization for Standardization 2000. " W3C XML Namespaces 1.0, Namespaces in XML, W3C 1999. " W3C XML Namespaces 1.1, Namespaces in XML 1.1, W3C 2004. " IETF RFC 2119, Key words for use in RFCs to Indicate Requirement Levels, IETF Standard 1997. " W3C XML 1.0, Extensible Markup Language (XML) 1.0 (Third Edition), W3C 2004. " W3C XML 1.1, Extensible Markup Language (XML) 1.1, W3C 2004. " W3C XML Base, XML Base, W3C 2000.
8. Any explicit references within that referenced document should also be listed:
XML Information Set references the following documents: However it is considered that it is not necessary to reference these documents, as they do not directly impact X.891./
" ISO/IEC 10646, Information technology - Universal Multiple-Octet Coded Character Set (UCS) - Part 1: Architecture and Basic Multilingual Plane, International Organization for Standardization 2000./
" W3C XML Namespaces 1.0, Namespaces in XML, W3C 1999./
" W3C XML Namespaces 1.1, Namespaces in XML 1.1, W3C 2004./
" IETF RFC 2119, Key words for use in RFCs to Indicate Requirement Levels, IETF Standard 1997./
" W3C XML 1.0, Extensible Markup Language (XML) 1.0 (Third Edition), W3C 2004./
" W3C XML 1.1, Extensible Markup Language (XML) 1.1, W3C 2004./
" W3C XML Base, XML Base, W3C 2000./
9. Qualification of W3C:
W3C is qualified for including references in ITU-T Recommendations under Recommendation A.5 procedures.
10. Other (for any supplementary information):
All standards are available on-line. An index of Recommendation and their status may be found in the W3C archives at http://www.w3.org/TR/ .
Note: This form is based on Recommendation ITU-T A.5