(no subject)

<?xml version="1.0" encoding="ISO-8859-1" standalone="no"?>
<!DOCTYPE article PUBLIC "-//OASIS//DTD DocBook XML V4.4CR2//EN"
          "http://www.oasis-open.org/docbook/xml/4.4CR2/docbookx.dtd" [
%isogrk3;
%isonum;          
]>

This would then include the respective character sets.

However, this did not work - lint threw an error:

article.xml:4: parser warning : PEReference: %isonum; not found

I'm know including it as follows, which works, but I'm always looking
for better ways :)

<?xml version="1.0" encoding="ISO-8859-1" standalone="no"?>
<!DOCTYPE article PUBLIC "-//OASIS//DTD DocBook XML V4.4CR2//EN"
          "http://www.oasis-open.org/docbook/xml/4.4CR2/docbookx.dtd" [
<!ENTITY % isogrk3 PUBLIC "ISO 8879:1986//ENTITIES Greek Symbols//EN//XML"
          "http://www.w3.org/2003/entities/iso8879/isogrk3.ent">
          %isogrk3;
<!ENTITY % isonum PUBLIC "ISO 8879:1986//ENTITIES Numeric and Special
Graphic//EN//XML"
          "http://www.w3.org/2003/entities/iso8879/isonum.ent">
          %isonum;          
]>

Any clarifications appreciated,

Kind regards,
Aidan