@Misc{ 
  PaoSte23,
  author = { Paolini, Emanuele and Stepanov, Eugene },
  title = { On the Steiner tree connecting a fractal set },
  journal = {  },
  year = { 2023 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/5967/ },
  note = { cvgmt preprint}
}