@Misc{ 
  CrGuSpWi14a,
  author = { Crippa, Gianluca and Gusev, Nikolay and Spirito, Stefano and Wiedemann, Emil },
  title = { Non-uniqueness and prescribed energy for the continuity equation },
  journal = {  },
  year = { 2014 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/2585/ },
  note = { cvgmt preprint}
}