@Misc{ 
  figligpau11,
  author = { Figalli, Alessio and Ligabò, Marilena and Paul, Thierry },
  title = { Semiclassical limit for mixed states with singular and rough potentials },
  journal = { Indiana Univ. Math. J. },
  year = { 2011 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/1231/ },
  note = { cvgmt preprint}
}