Papers
An Algebraic Characterization of Vacuum States in Minkowski Space. II. Continuity Aspects
Detlev Buchholz, Martin Florig, Stephen J. Summers open access linkLett.Math.Phys. 49 (1999) 337-350
Geometric Modular Action and Spacetime Symmetry Groups
Detlev Buchholz, Olaf Dreyer, Martin Florig, Stephen J. Summers open access linkRev.Math.Phys. 12 (2000) 475-560