@Article{ 
  balmontys10,
  author = { Balogh, Zoltan and Monti, Roberto and Tyson, Jeremy },
  title = { Frequency of Sobolev and quasiconformal dimension distortion },
  journal = { J. Math. Pures Appl. },
  year = { 2012 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/339/ },
  note = { cvgmt preprint}
}