@Article{ 
  DeLFelVit21,
  author = { De Luca, Alessandra and Felli, Veronica and Vita, Stefano },
  title = { Strong unique continuation and local asymptotics at the boundary for  fractional elliptic equations },
  journal = { Advances in Mathematics },
  year = { 2022 },
  doi = { https://doi.org/10.1016/j.aim.2022.108279 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/6772/ },
  note = { cvgmt preprint}
}