@article{Britto:20182w,
  author = "Britto, Ruth  and  Abreu, Samuel  and  Duhr, Claude  and  Gardi, Einan  and  Matthew, James",
  title = "{Coaction for Feynman integrals and diagrams}",
  doi = "10.22323/1.303.0047",
  journal = "PoS",
  year = 2018,
  volume = "LL2018",
  pages = "047"
}