docbook-xsl-1.73.2.tar.gz
docbook-dsssl-1.79.tar.gz
rxp - A validating XML parser
rxp -s file.xml
To validate file.xml, use the command:
$ rxp -s -V file.xml
xsltproc --stringparam html.stylesheet docbook.css ../../docbook-xsl-1.73.2/xhtml/chunk.xsl ../book.xml
$ sudo apt-get install docbook-xsl
$ export DSSSL=/usr/share/xml/docbook/stylesheet/nwalsh/xhtml/chunk.xsl
$ /usr/bin/xsltproc --stringparam html.stylesheet docbook.css ${DSSSL} ../book.xml