Isn't referencing something like "http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl" http://docbook.sourceforge.net/release/xsl/current/ma

Isn't referencing something like "http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl" http://docbook.sourceforge.net/release/xsl/current/manpages/... wrong, because that refers to some unspecified version (note the "/current/" bit)?