On certain non-relativistic quantized fields R. F. Streater OriginalPaper 01 June 1968 Pages: 93 - 98
Algebras of observables with continuous representations of symmetry groups Karl Kraus OriginalPaper 01 June 1968 Pages: 99 - 111
On a class of relativistic invariant distributions G. V. Efimov OriginalPaper 01 June 1968 Pages: 138 - 151
On positive functionals on algebras of test functions for quantum fields G. LassnerA. Uhlmann OriginalPaper 01 June 1968 Pages: 152 - 159
On subalgebras which survive contraction Gabor DomokosGraham L. Tindle OriginalPaper 01 June 1968 Pages: 160 - 163
On the extension of invariant partial states in statistical mechanics G. G. EmchH. J. F. KnopsE. J. Verboven OriginalPaper 01 June 1968 Pages: 164 - 172
Algebraisch spezielle Einstein-Räume mit einer Bewegungsgruppe D. KramerG. Neugebauer OriginalPaper 01 June 1968 Pages: 173 - 180