@Misc{ 
  GiaTre13,
  author = { Gian Maria Dall'Ara,  and Trevisan, Dario },
  title = { Uncertainty inequalities on groups and homogeneous spaces via
  isoperimetric inequalities },
  journal = {  },
  year = { 2013 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/3489/ },
  note = { cvgmt preprint}
}