1. Chapter A is partly based on Lectures by H. Joos, Quark Theory of Elementary Particles, Instituto de Fisica Teorica, Sao Paulo (1969).
2. Textbooks on general Quantum Field Theory, for example, L. Klein (Editor), “Dispersion Relations and the Abstract Approach to Field Theory” ( New York, Gordon and Breach Publishers Inc. 1961 ).
3. R. Jost, “The General Theory of Quantized Fields”, Providence: American Mathematical Soc. (1965).
4. R. Jost (Editor), Teoria quantistica locale, New York and London, Academic Press (1969).
5. R. Haag, Phys. Rev. 112, (1958) 669.