Remark on two papers concerning axiomatics of quantum mechanics
By modifying a scheme (due to Gunson) it can be shown that the space generated by all irreducible states has a prehilbertian structure.
Remarks on tensor products and their applications in quantum theory I. General considerations
Remarks on tensor proucts and their applications in quantum theory - II. Spectral properties
Remarques sur la théorie des champs de bosons
Resonances and convergence of perturbation theory for N-body atomic systems in external AC-electric field