Macroscopic causality and physical region analyticity in S-matrix theory Daniel IagolnitzerHenry P. Stapp OriginalPaper Pages: 15 - 55
Generalized symmetries and infinitesimal deformations of the direct sum P⊕A V. D. Lyakhovsky OriginalPaper Pages: 70 - 77
A class of field theories in two-dimensional space-time with aU 1×U 1 symmetry H. LehmannK. Pohlmeyer OriginalPaper Pages: 78 - 88