@article{Zambrano:2009Ye,
  author = "Zambrano, German  and  Bertin, Mario  and  Pimentel, B. M.",
  title = "{Podolsky´s electromagnetic theory on the null plane}",
  doi = "10.22323/1.081.0077",
  journal = "PoS",
  year = 2009,
  volume = "ISFTG",
  pages = "077"
}