@Article{ 
  ste,
  author = { Stefanelli, Ulisse },
  title = { The De Giorgi conjecture on elliptic regularization },
  journal = { Math. Models Meth. Appl. Sci. },
  year = { 2011 },
  volume = { 21  },
  number = { 6 },
  pages = { 1377--1394 },
  URL = { http://cvgmt.sns.it/paper/928/ },
  note = { cvgmt preprint}
}