2 <!DOCTYPE bibliography PUBLIC
"-//OASIS//DTD DocBook XML V4.1.2//EN" "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd">
3 <bibliography><title>References
</title><bibliomixed><bibliomset relation=
"article"><surname>Walsh
</surname>,
<firstname>Norman
</firstname>.
4 <title role=
"article">Introduction to Cascading Style Sheets
</title>.
5 </bibliomset><bibliomset relation=
"journal"><title>The World Wide Web Journal
</title><volumenum>2</volumenum><issuenum>1</issuenum>.
6 <publishername>O'Reilly
& Associates, Inc.
</publishername> and
7 <corpname>The World Wide Web Consortium
</corpname>.
8 <pubdate>Winter,
1996</pubdate></bibliomset>.
9 </bibliomixed></bibliography>