@misc{indiciaec51d147760b5,
  title = {QCD trace anomaly},
  author = {Andersen, Jens O and Leganger, Lars E and Strickland, Michael and Su, Nan},
  year = {2011},
  doi = {10.1103/physrevd.84.087703},
  url = {https://www.osti.gov/biblio/21607975},
  note = {Source identifier: 21607975}
}