@Misc{ 
  ChiKriLüh16,
  author = { Chiodaroli, Elisabetta and Krieger, Joachim and Lührmann, Jonas },
  title = { Concentration compactness for critical radial wave maps },
  journal = {  },
  year = { 2016 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/3246/ },
  note = { cvgmt preprint}
}