====== TTP93-26 Renormalization of 4-Quark Operators and QCD-Sum Rules ====== ^ TTP93-26 Renormalization of 4-Quark Operators and QCD-Sum Rules ^ |**L.-E. Adam and K.G. Chetyrkin** | |** Phys. Lett. B329 129-135 1994 ** | | {{preprints:1993:ttp93-26.pdf|PDF}} {{preprints:1993:ttp93-26.ps|PostScript}} [[http://arxiv.org/abs/hep-ph/9404331|arXiv]] | | |