@article{Huber:2010BK,
  author = "Huber, Tobias",
  title = "{Master integrals for massless three-loop form factors}",
  doi = "10.22323/1.092.0038",
  journal = "PoS",
  year = 2010,
  volume = "RADCOR2009",
  pages = "038"
}