@article{Escribano:2014GW,
  author = "Escribano, Rafel",
  title = "{$\eta$  and $\eta '$ transition form factors from rational approximants}",
  doi = "10.22323/1.205.0125",
  journal = "PoS",
  year = 2014,
  volume = "Hadron 2013",
  pages = "125"
}