@article{Savolainen:2009Xw,
  author = "Savolainen, Tuomas  and  Wiik, Kaj  and  Valtaoja, Esko  and  Tornikoski, Merja",
  title = "{Studying the continuum spectrum of the parsec scale jets by multi-frequency VLBI measurements }",
  doi = "10.22323/1.072.0009",
  journal = "PoS",
  year = 2009,
  volume = "IX EVN Symposium",
  pages = "009"
}