@article{Szafron:20131T,
  author = "Szafron, Robert  and  Jegerlehner, Fred",
  title = "{Rho-gamma mixing and e^+ e^- vs. tau spectral functions}",
  doi = "10.22323/1.145.0035",
  journal = "PoS",
  year = 2013,
  volume = "RADCOR2011",
  pages = "035"
}