Geodesic
Two-Loop $\beta $ -Function of $N=1$ Supersymmetric Quantum Electrodynamics Regularized Using Higher Covariant Derivatives
Teoretičeskaâ i matematičeskaâ fizika, Tome 131 (2002) no. 1, pp. 135-147 
A. A. Soloshenko; K. V. Stepanyantz. Two-Loop $\beta $ -Function of $N=1$ Supersymmetric Quantum Electrodynamics Regularized Using Higher Covariant Derivatives. Teoretičeskaâ i matematičeskaâ fizika, Tome 131 (2002) no. 1, pp. 135-147. http://geodesic.mathdoc.fr/item/TMF_2002_131_1_a11/
@article{TMF_2002_131_1_a11,
     author = {A. A. Soloshenko and K. V. Stepanyantz},
     title = {Two-Loop $\beta $ {-Function} of $N=1$ {Supersymmetric} {Quantum} {Electrodynamics} {Regularized} {Using} {Higher} {Covariant} {Derivatives}},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {135--147},
     year = {2002},
     volume = {131},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2002_131_1_a11/}
}
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Voir la notice de l'article provenant de la source Math-Net.Ru

We calculate the two-loop $\beta$-function of the $N=1$ supersymmetric electrodynamics regularized using the method of higher covariant derivatives. We show that this function coincides with the result obtained using the dimensional reduction method for any form of the regularizing term.

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