@Misc{ 
  ColCriSpi14,
  author = { Colombo, Maria and Crippa, Gianluca and Spirito, Stefano },
  title = { Renormalized solutions to the continuity equation with an integrable damping term },
  journal = { Calc. Var. PDE },
  year = { 2015 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/2560/ },
  note = { cvgmt preprint}
}