1. [1] W. Amrein, A. Boutet de Monvel and V. Georgescu, -Groups, commutator methods and spectral theory of -body Hamiltonians, Birkhäuser, Basel, Boston, Berlin, 1996.
2. [2] J. Dereziński, Asymptotic completeness for -particle long-range quantum systems, Ann. of Math., 38 (1993), 427–476.
3. [3] J. Dereziński and C. Gérard, Scattering theory of classical and quantum -particle systems, Springer, Berlin, Heidelberg, 1997.
4. [4] R. Froese and I. Herbst, Exponential bounds and absence of positive eigenvalues for -body Schrödinger operators, Commun. Math. Phys., 87 (1982), 429–447.
5. [5] Y. Gâtel and D. Yafaev, On solutions of the Schrödinger equation with radiation conditions at infinity: the long range case, Ann. Inst. Fourier Grenoble, 49 (1999), 1581–1602.