1. M. B. Mensky,The Method of Induced Representations: Space-time and the Concept of Particles [in Russian] (Nauka, Moscow, 1976).
2. W. Drechsler,Fortshr. Phys. 23, 607 (1975).
3. W. Drechsler,Found. Phys. 7, 629 (1977).
4. W. Drechsler, “Soldered Bundles in Particle Physics,” Preprint MPI-PAE/PTh73/1986.
5. J. L. Destouches,La Quantification en Théorie Fonctionnelle des Corpuscules (Gauthier-Villars, Paris, 1956).