TTP12-018 Vector Correlator in Massless QCD at Order O(alpha_s^4) and the QED beta-function at five loop

TTP12-018 Vector Correlator in Massless QCD at Order O(alpha_s4) and the QED beta-function at five loop
P. A. Baikov, K. G. Chetyrkin, J. H. Kühn and J. Rittinger
JHEP 1207 017 2012
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