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  ITU-T A.5 justification information for referenced document CSS1 (2008) in draft H.763.1
1. Clear description of the referenced document:
Name: CSS1 (2008)
Title: World Wide Web Consortium (W3C), Cascading Style Sheets, level 1 (April 2008)
2. Status of approval:
This is a W3C Recommendation Published in 2008.
3. Justification for the specific reference:
CSS1 is a widely adopted specification used by authors to express style of web documents. H.IPTV-MAFR.4 provides a presentation style profile for documents targeted to IPTV terminal devices based on a subset of this specification.
4. Current information, if any, about IPR issues:
No Issues.
5. Other useful information describing the "Quality" of the document:
CSS 1 was published in December 1996, and has been widely used. Conformance requirements are clear, and the specification is readily and widely available. Latest this version was revised in April 2008.
6. The degree of stability or maturity of the document:
The document is considered stable and provides a complete description of the CSS 1.
7. Relationship with other existing or emerging documents:
CSS1 is widely related to the HTML related documents. See item [8].
8. Any explicit references within that referenced document should also be listed:
[1] W3C resource page on web style sheets (http://www.w3.org/Style)/
[2] "HTML 4.0 Specification", D. Raggett, A. Le Hors, I. Jacobs, December 1997. Available at http://www.w3.org/TR/REC-html40/./
[3] T Berners-Lee, D Connolly: "Hypertext Markup Language - 2.0", RFC 1866, MIT/W3C, November 1995. The specification is also available in hypertext form (http://www.w3.org/MarkUp/html-spec/html-spec_toc.html)/
/
[4] F Yergeau, G Nicol, G Adams, M Dürst: "Internationalization of the Hypertext Markup Language" (ftp://ds.internic.net/rfc/rfc2070.txt)./
[5] ISO 8879:1986. Information Processing - Text and Office Systems - Standard Generalized Markup Language (SGML)/
[6] ISO/IEC 10179:1996 Information technology -- Processing languages -- Document Style Semantics and Specification Language (DSSSL)./
[7] ISO/IEC 9899:1990 Programming languages -- C./
[8] The Unicode Consortium, "The Unicode Standard -- Worldwide Character Encoding -- Version 1.0", Addison-Wesley, Volume 1, 1991, Volume 2, 1992./
[9] "A Standard Default color Space for the Internet", version 1.10, M. Stokes, M. Anderson, S. Chandrasekar, and R. Motta, 5 November 1996./
[10] CIE Publication 15.2-1986, "Colorimetry, Second Edition", ISBN 3-900-734-00-3 (http://www.hike.te.chiba-u.ac.jp/ikeda/CIE/publ/abst/15-2-86.html)/
[11] T Berners-Lee, L Masinter, M McCahill: "Uniform Resource Locators (URL)", RFC 1738, CERN, Xerox Corporation, University of Minnesota, December 1994/
[12] "PNG (Portable Network Graphics) Specification, Version 1.0 specification" (http://www.w3.org/TR/REC-png-multi.html)/
[13] Charles A. Poynton: "Gamma correction on the Macintosh Platform" (ftp://ftp.inforamp.net/pub/users/poynton/doc/Mac/Mac_gamma.pdf)/
[14] International Color Consortium: "ICC Profile Format Specification, version 3.2", 1995 (ftp://sgigate.sgi.com/pub/icc/ICC32.pdf)/
[15] S C Johnson: "YACC - Yet another compiler compiler", Technical Report, Murray Hill, 1975/
[16] "Flex: The Lexical Scanner Generator", Version 2.3.7, ISBN 1882114213
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