@article{Laporta:2019kb,
  author = "Laporta, Stefano",
  title = "{The four-loop slope of the Dirac form factor}",
  doi = "10.22323/1.375.0016",
  journal = "PoS",
  year = 2019,
  volume = "RADCOR2019",
  pages = "016"
}