@inproceedings{Denner:2013hS,
  author = "Denner, Ansgar  and  Dittmaier, Stefan  and  Pozzorini, Stefano  and  Kallweit, Stefan",
  title = "{NLO QCD corrections to offshell ttbar production at hadron colliders}",
  doi = "10.22323/1.151.0015",
  booktitle = "Proceedings of “Loops and Legs in Quantum Field Theory ” 11th DESY Workshop on Elementary Particle Physics  {\textemdash} PoS(LL2012)",
  year = 2013,
  volume = "151",
  pages = "015"
}