Cover page
Table of contents
Copyright
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and abbreviations

4 Classification
   4.1 Introduction
   4.2 Fundamental concepts and assumptions
   4.3 Classification type definitions
   4.4 Classification entity definitions
   4.5 Classification subtype constraint definitions
5 Set theory
   5.1 Introduction
   5.2 Fundamental concepts and assumptions
   5.3 Set theory entity definitions
   5.4 Set theory function definitions

A Short names of entities
B Information object registration
C Computer interpretable listings
D EXPRESS-G diagrams
Index