@Article{ 
  DeLSpaSpo15,
  author = { De Lellis, Camillo and Spadaro, Emanuele and Spolaor, Luca },
  title = { Uniqueness of tangent cones for $2$-dimensional almost minimizing currents },
  journal = { Comm. Pure Appl. Math. },
  year = { 2017 },
  volume = { 70 },
  number = { 7 },
  pages = { 1402–1421 },
  URL = { http://cvgmt.sns.it/paper/2770/ },
  note = { cvgmt preprint}
}