@article{Campagnari:20197k,
  author = "Campagnari, Davide  and  Reinhardt, Hugo",
  title = "{Variational and Dyson-Schwinger Equations of QCD}",
  doi = "10.22323/1.336.0041",
  journal = "PoS",
  year = 2019,
  volume = "Confinement2018",
  pages = "041"
}