Some remarks on the location of zeroes of the partition function for lattice systems David Ruelle OriginalPaper Pages: 265 - 277
A continuity property of the entropy density for spin lattice systems M. Fannes OriginalPaper Pages: 291 - 294
Relativistic quantum theory for charged spinless particles in external vector fields Lars-Erik Lundberg OriginalPaper Pages: 295 - 316