@article{Giudice:2008lW,
  author = "Giudice, Pietro  and  Gliozzi, Ferdinando  and  Lottini, Stefano",
  title = "{On the Conformal anomaly of k-strings}",
  doi = "10.22323/1.042.0302",
  journal = "PoS",
  year = 2008,
  volume = "LATTICE 2007",
  pages = "302"
}