Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 DTD extension declarations using XML processing
instruction syntax
5 DTD extension declarations using XML document syntax
6 Location and ordering of DTD extension declarations
7 Inclusion of namespace information in DTDs
8 Inclusion of datatype information in DTDs
9 Validity of DTDs and instances
Annex A (informative) - Example processing model
Annex B (informative) - Example declarations