1. G. Barton, Dispersion Methods in Field Theory [Russian translation], Atomizdat (1968).
2. N. N. Bogolyubov, A. A. Logunov, and I. T. Todorov, Fundamentals of the Axiomatic Approach in Quantum Field Theory [in Russian], Nauka (1969).
3. A. S. Wightman, Problems in the Relativistic Dynamics of Quantized Fields [Russian translation] Fizmatgiz (1968).
4. I. E. Segal, Mathematical Problems of Relativistic Physics, AMS, Providence, R. I. 1963.
5. L. Van Hove, N. M. Hugenholtz, and I. P. Howland, Problems in the Quantum Theory of Many-Particle Systems, New York (1961).