1. On the mathematical structure of the B.C.S.-model

   • W. Thirring
   • A. Wehrl

   OriginalPaper Pages: 303 - 314

2. A remark on a theorem ofB. Misra

   • H. J. Borchers

   OriginalPaper Pages: 315 - 323

3. Ein Satz über geodätische Verbindbarkeit in normalhyperbolischen Räumen

   • Hans-Jürgen Seifert

   OriginalPaper Pages: 324 - 330

4. Attempt of an axiomatic foundation of quantum mechanics and more general theories, II

   • Günther Ludwig

   OriginalPaper Pages: 331 - 348

5. On the continuity of causal automorphisms of space-time

   • J. L. Alonso
   • F. J. Ynduráin

   OriginalPaper Pages: 349 - 351

6. On the Cauchy problem of the relativistic Boltzmann equation

   • Klaus Bichteler

   OriginalPaper Pages: 352 - 364