1. Foreword

   • J. Niederle

   EditorialNotes Pages: 363 - 364

2. Comments on the symmetry structure of bi-Hamiltonian systems

   • R. L. Anderson
   • A. S. Fokas

   OriginalPaper Pages: 365 - 369

3. Derivation of strong and weak forces from magnetic interactions in quantum electrodynamics (QED)

   • A. O. Barut

   OriginalPaper Pages: 370 - 374

4. On “Conformal spinor geometry”: An attempt to “Understand” internal symmetry

   • P. Budinich

   OriginalPaper Pages: 375 - 387

5. Canonical quantization of non-Abelian gauge theory

   • C. Cronström

   OriginalPaper Pages: 388 - 388

6. Poincaré invariance for the master field on quantum chromodynamics

   • R. J. Crewther

   OriginalPaper Pages: 389 - 402

7. Non locality and gauge invariance in relativistic wave equations

   • K. J. Le Couteur

   OriginalPaper Pages: 403 - 407

8. On the hadronic problem in QCD

   • N. S. Craigie

   OriginalPaper Pages: 408 - 429

9. Quantization of fields on principal bundles

   • H. -D. Doebner
   • F. B. Paseman

   OriginalPaper Pages: 430 - 438

10. De Sitter and conformal field theories

    • B. Binegar
    • C. Fronsdal
    • S. Salamó

    OriginalPaper Pages: 439 - 471

11. Deformation view of physical theories

    • M. Flato

    OriginalPaper Pages: 472 - 475

12. On the new symmetries of Maxwell equations

    • W. I. Fushchich
    • A. G. Nikitin

    OriginalPaper Pages: 476 - 480