Summary
We present evidence that the Wess-Zumino model cannot be defined as a mathematically consistent quantum field theory. Our arguments are based on the use of Schwinger's equations, the Källen-Lehmann inequality and the supersymmetry Ward identities.
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Krasnikov, N.V. On the inconsistency of the Wess-Zumino model. Nuov Cim A 86, 145–150 (1985). https://doi.org/10.1007/BF02833311
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DOI: https://doi.org/10.1007/BF02833311