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Additional information
Institute of High Energy Physics, Serpukhov. Translated from Teoreticheskaya i Matematicheskava Fizika, Vol. 53, No. 3, pp. 358–373, December, 1982.
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Leznov, A.N., Fedoseev, I.A. Explicitly integrable models of quantum field theory with exponential interaction in two-dimensional space. Theor Math Phys 53, 1175–1185 (1982). https://doi.org/10.1007/BF01027797
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DOI: https://doi.org/10.1007/BF01027797