1. L. D. Faddeev:Mathematical Aspects of the Three-Body Problem in Quantum Scattering Theory, Israel Program of Scientific Translation (Jerusalem, 1965).
2. W. O. Amrein, J. M. Jauch andK. B. Sinha:Scattering Theory in Quantum Mechanics (Reading, Mass., 1977).
3. R. G. Newton andR. Shtokhamer:Phys. Rev. A,14, 642 (1976).
4. W. O. Amrein andD. B. Pearson:A time-dependent approach to the total scattering cross-section, to appear inJ. Phys. A.
5. D. Bollé andT. A. Osborn:Integral bounds for N-body total cross-sections, to appear inJourn. Math. Phys.