Causal Perturbation Theory for the Supersymmetric Wess-Zumino Model
  We illustrate the causal perturbation and causal renormalization method (the Epstein-Glaser method) for the case of the supersymmetric Wess-Zumino model. Our study is based on the Hilbert space structure of the N=1 superspace. 
Florin Constantinescu