Note: Several sections of this specification have been updated by other specifications. Please, see "Cascading Style Sheets (CSS) — The Official Definition" in the latest CSS Snapshot for a list of specifications and the sections they replace.
"HTML 4.01 Specification", D. Raggett, A. Le Hors, I. Jacobs,
24 December 1999.
The latest version of
the specification is available at
http://www.w3.org/TR/html4/. The Recommendation defines three
document type definitions: Strict, Transitional, and Frameset, all
reachable from the Recommendation.
Specification ICC.1:2004-10 (Profile version 4.2.0.0) Image
technology colour management – Architecture, profile format, and
data structure.
Available at
http://www.color.org/icc_specs2.html
"ISO 8879:1986(E): Information processing - Text and Office Systems -
Standard Generalized Markup Language (SGML)", International Organization
for Standardization (ISO), 15 October 1986.
"Information Technology - Universal Multiple- Octet Coded
Character Set (UCS) - Part 1: Architecture and Basic Multilingual
Plane", ISO/IEC 10646-1:2003.
Useful roadmap of the BMP
and plane 1 documents show which scripts sit at which numeric
ranges.
"Uniform Resource Identifier (URI): Generic Syntax," T.
Berners-Lee, R. Fielding, L. Masinter, January 2005.
Available at http://www.ietf.org/rfc/rfc3986.
"Multipurpose Internet Mail Extensions (MIME) Part One: Format
of Internet Message Bodies", N. Freed and N. Borenstein, November
1996.
Available at
http://www.ietf.org/rfc/rfc2045.txt. Note that this RFC
obsoletes RFC1521, RFC1522, and RFC1590.
The Unicode Consortium. The
Unicode Standard, Version 6.0.0, (Mountain View, CA: The Unicode
Consortium, 2011. ISBN 978-1-936213-01-6)
and as updated from time to time by the publication
of new versions. (See
http://www.unicode.org/unicode/standard/versions/ for the latest
version and additional information on versions of the standard and of
the Unicode Character Database). Available at
http://www.unicode.org/versions/Unicode6.0.0/
"Extensible Markup Language (XML) 1.0 (fifth edition)"
T. Bray, J. Paoli, C.M. Sperberg-McQueen, Eve Maler, François Yergeau, editors, 26 November 2008.
Available at
http://www.w3.org/TR/REC-xml/.
"Cascading Style Sheets, level 1", H. W. Lie and B. Bos,
17 December 1996, revised 11 January 1999
The latest version is available at http://www.w3.org/TR/CSS1
"Cascading Style Sheets, level 2, CSS2 Specification", B. Bos, H.
W. Lie, C. Lilley and I. Jacobs, 12 May 1998 (revised 11 April 2008),
http://www.w3.org/TR/2008/REC-CSS2-20080411/
"CSS3 Speech Module",
David Raggett, Daniel Glazman, Claudio Santambrogio, Daniel Weck, 19 April 2011, W3C
Working Draft (work in progress). Available
at
http://www.w3.org/TR/2011/WD-css3-speech-20110419/
"The Platform for Privacy Preferences 1.0 (P3P1.0) Specification",
L. Cranor, M. Langheinrich, M. Marchiori, M. Presler-Marshall,
J. Reagle, 16 April 2002
Available at
http://www.w3.org/TR/2002/REC-P3P-20020416