1. Covariance algebras in field theory and statistical mechanics

   • Sergio Doplicher
   • Daniel Kastler
   • Derek W. Robinson

   OriginalPaper Pages: 1 - 28

2. Application of spectral representations to the nonrelativistic and the relativistic Bethe-Salpeter equation

   • G. Kramer
   • K. Meetz

   OriginalPaper Pages: 29 - 52

3. Analytic continuation of group representations II

   • Robert Hermann

   OriginalPaper Pages: 53 - 74