@Article{ 
  LeoSar17a,
  author = { Leonardi, Gian Paolo and Saracco, Giorgio },
  title = { Two examples of minimal Cheeger sets in the plane },
  journal = { Ann. Mat. Pura Appl. (4) },
  year = { 2018 },
  doi = { 10.1007/s10231-018-0735-y },
  volume = { 197 },
  number = { 5 },
  pages = { 1511 },
  URL = { http://cvgmt.sns.it/paper/3565/ },
  note = { cvgmt preprint}
}