TY - EJOUR AU - Bärnreuther, Peter AU - Czakon, Michal AU - Fiedler, Paul TI - Virtual amplitudes and threshold behaviour of hadronic top-quark pair-production cross sections M1 - RWTH-2019-08446 PY - 2013 LB - PUB:(DE-HGF)25 DO - DOI:10.48550/ARXIV.1312.6279 UR - https://publications.rwth-aachen.de/record/766936 ER -