These examples are not exhaustive—they do not contain all the elements that might be desirable to use, particularly in a document's front matter. For more examples of DocBook markup, examine the <acronym>XML</acronym> source for this and other documents available in the <application>Subversion</application> <literal>doc</literal> repository, or available online starting at <uri xlink:href="http://svnweb.FreeBSD.org/doc/">http://svnweb.FreeBSD.org/doc/</uri>.