The “uri” entry maps one URI to another.
<uri name="http://docbook.org/rng/4.2/docbook.rng" uri="schema/relaxng/docbook.rng"/> <uri name="http://docbook.sf.net/xsl/fo/docbook.xsl" uri="xsl/fo/docbook.xsl"/> <uri name="http://docbook.sf.net/bibl/bibl.xml" uri="file:/home/ndw/.bibliography.xml"/> <uri name="http://docbook.sf.net/images/draft.png" uri="xsl/images/draft.png"/>