On multiparticle systems on a straight line with a triangular scattering reflection
A. Yu. Plakhov

References
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2.	J. Moser, “Three integrable hamiltonian systems connected with isospectral deformation”, Adv. Math., 16 (1975), 197–220
3.	N. G. Himchenko, Ya. G. Sinai, “Description of Classical Reflectionless Potentials”, Reports in Math. Phys., 1982
4.	J. Moser, “The scattering problem for some particle systems on the line”, Lect. Notes in Math., 597, 1977, 441–463