Preface; 1. Relativistic kinematics, electromagnetic fields and the method of virtual quanta; 2. The harmonic oscillator and the quantum field; 3. The vacuum as a dielectric medium and renormalisation; 4. Deep inelastic scattering and the parton model; 5. The classical motion of the massless relativistic string; 6. The decay kinematics of the massless relativistic string; 7. A stochastic process for string decay; 8. The properties of the Lund model fragmentation formulae: external part formulas; 9. The internal part fragmentation formulae and their relations to the unitarity equations of Regge theory; 10. The dynamical analogues of the Lund model fragmentation formulae; 11. Flavour and transverse momentum generation, and the vector to pseudoscalar meson ratio; 12. Heavy quark fragmentation and Baryon production; 13. The Hanbury–Brown–Twiss-effect and polarisation in the Lund model; 14. The Lund gluon model, the kinematics and the decay properties; 15. Gluon emission via the Bremsstrahlung process; 16. Multigluon emission, the dipole moment and parton coherence cascade models; 17. The lambda measure in the leading log, and the modified lead log approximation of perturbative QCD; 18. The parton model and QCD; 19. Inelastic lepto-production in the Lund model, the soft radiation model and heretical structure functions; 20. Hadronic interaction models; References; Index.