@Misc{ 
  DePMag14a,
  author = { De Philippis, Guido and Maggi, Francesco },
  title = { Dimensional estimates for singular sets in geometric variational
  problems with free boundaries },
  journal = { J. Reine Angew. Math. },
  year = { 2014 },
  pages = { 15 },
  URL = { http://cvgmt.sns.it/paper/2483/ },
  note = { cvgmt preprint}
}