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hep-th2004★ 4 cited
Perturbative renormalization and BRST
Michael Duetsch, Klaus Fredenhagen
The perturbative quantization of gauge theories is shortly reviewed with emphasis of the local operator BRST-formalism.
hep-th2001
Perturbative Algebraic Field Theory, and Deformation Quantization
Michael Duetsch, Klaus Fredenhagen
A perturbative formulation of algebraic field theory is presented, both for the classical and for the quantum case, and it is shown that the relation between them may be understood…