@article{Maron:2000,
  author  = "O. Maron and J. Kijak and M. Kramer and R. Wielebinski",
  title   = "Pulsar spectra of radio emission",
  journal = "Astronomy & Astrophysics Supplement Series",
  number  = "no 147",
  pages   = "195--203",
  year    = "2000",
}