@article{Ciprini:2009e8,
  author = "Ciprini, Stefano",
  title = "{OJ 287 colors during a multifrequency campaign}",
  doi = "10.22323/1.063.0030",
  journal = "PoS",
  year = 2009,
  volume = "BLAZARS2008",
  pages = "030"
}