Requardt, Manfred A geometric renormalization group in discrete quantum space-time. (English) Zbl 1063.83006 J. Math. Phys. 44, No. 12, 5588-5615 (2003). MSC: 83C27 81V17 PDF BibTeX XML Cite \textit{M. Requardt}, J. Math. Phys. 44, No. 12, 5588--5615 (2003; Zbl 1063.83006) Full Text: DOI arXiv
Pfeiffer, Hendryk Exact duality transformations for sigma models and gauge theories. (English) Zbl 1062.82009 J. Math. Phys. 44, No. 7, 2891-2938 (2003). MSC: 82B20 81T25 81T10 81T13 82B10 PDF BibTeX XML Cite \textit{H. Pfeiffer}, J. Math. Phys. 44, No. 7, 2891--2938 (2003; Zbl 1062.82009) Full Text: DOI