@Article{ 
  CiFiMaNo15,
  author = { Ciraolo, Giulio and Figalli, Alessio and Maggi, Francesco and Novaga, Matteo },
  title = { Rigidity and sharp stability estimates for hypersurfaces with constant and almost-constant nonlocal mean curvature },
  journal = { J. Reine Angew. Math. },
  year = { 2018 },
  doi = { https://doi.org/10.1515/crelle-2015-0088 },
  volume = { 741 },
  pages = { 275-294 },
  URL = { http://cvgmt.sns.it/paper/2638/ },
  note = { cvgmt preprint}
}