@article{Kataev:201017,
  author = "Kataev, Andrei  and  Mikhailov, Sergey",
  title = "{New extended Crewther-type relation}",
  doi = "10.22323/1.092.0036",
  journal = "PoS",
  year = 2010,
  volume = "RADCOR2009",
  pages = "036"
}