The inverse N-body problem. A geometrical approach
Séminaire Équations aux dérivées partielles (Polytechnique) dit aussi "Séminaire Goulaouic-Schwartz" (1994-1995), Exposé no. 19, 7 p. 
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     title = {The inverse $N$-body problem. {A} geometrical approach},
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     publisher = {Ecole Polytechnique, Centre de Math\'ematiques},
     year = {1994-1995},
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     url = {http://archive.numdam.org/item/SEDP_1994-1995____A19_0/}
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Weder, R. The inverse $N$-body problem. A geometrical approach. Séminaire Équations aux dérivées partielles (Polytechnique) dit aussi "Séminaire Goulaouic-Schwartz" (1994-1995), Exposé no. 19, 7 p. http://archive.numdam.org/item/SEDP_1994-1995____A19_0/

[1] V. Enss and R. Weder, "Inverse potential scattering: a geometrical approach". Included in "Mathematical Quantum Theory II: Schrödinger Operators", Proceedings of the Summer School in Mathematical Quantum Theory, August 1993, Vancouver, B. C., J. Feldman, R. Froese, and L. Rosen, editors, CRM Proceedings and Lecture Notes 8, AMS Providence (1995). | MR | Zbl

[2] V. Enss and R. Weder, "Uniqueness and Reconstruction Formulae for inverse N-particle scattering ", To appear in: "Differential Equations and Mathematical Physics ", Proceedings of the International Conference, Univ. of Alabama at Birmingham, March 1994, I. Knowles editor, International Press Boston (ca. 1995). | MR | Zbl

[3] V. Enss and R. Weder, "The geometrical approach to multidimensional inverse scattering", preprint (1995), to appear in J. Math. Phys.. | MR | Zbl

[4] R. Weder, "Multidimensional inverse scattering in an electric field". Preprint IIMAS-UNAM (1995). | MR | Zbl

[5] L. Hörmander, "The existence of wave operators in scattering theory", Math. Z. 146, 69- 91 (1976). | MR | Zbl