@article{Teryaev:2017oM,
  author = "Teryaev, Oleg",
  title = "{Evolution of sum rules and positivity constraints}",
  doi = "10.22323/1.284.0032",
  journal = "PoS",
  year = 2017,
  volume = "QCDEV2016",
  pages = "032"
}