1. Large groups of automorphisms of C*-algebras

   • Erling Størmer

   OriginalPaper Pages: 1 - 22

2. Mixture of outgoing and incoming electromagnetic radiation. Change of mass of the source of radiation

   • M. A. Rotenberg

   OriginalPaper Pages: 23 - 41

3. Non-local quantum theory of the scalar field

   • G. V. Efimov

   OriginalPaper Pages: 42 - 56

4. On local one-particle approximations and locally conserved currents

   • A. H. Völkel

   OriginalPaper Pages: 57 - 72