Table of contents : CONTENTS PREFACE GENERAL BIBLIOGRAPHY 1. INTRODUCTION TO DISLOCATION 2. THEORY OF ELASTIC CONTINUA 3. BASIC THEORY OF SINGLE DISLOCATIONS 4. DISLOCATIONS IN A PERIODIC LATTICE 5. LINEAR DISLOCATION ARRAYS AND CRACKS 6. FRACTURE 7. CONTINUOUS DISTRIBUTIONS OF DISLOCATIONS 8. INTERNAL STRESSES 9. DYNAMICAL PROBLEMS INDEX