@article{Tancredi:20167m,
  author = "Tancredi, Lorenzo  and  Remiddi, Ettore",
  title = "{Differential equations and dispersion relations for the sunrise amplitudes}",
  doi = "10.22323/1.260.0032",
  journal = "PoS",
  year = 2016,
  volume = "LL2016",
  pages = "032"
}