A constructive approach to the quantum (Cosh \(\phi\) \()_ 2\) model. I. The method of the Gel'fand-Levitan-Marchenko equations
Translation from Zap. Nauchn. Semin. Leningr. Otd. Mat. Inst. Steklova 146, 147-190 (Russian) (1985; Zbl 0586.45003).
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