@Misc{ 
  GorVla17,
  author = { Gori, Anna and Vlacci, Fabio },
  title = { A note on the Bieberbach conjecture for some classes of slice regular functions },
  journal = {  },
  year = { 2017 },
  pages = {  },
  URL = { https://gecogedi.dimai.unifi.it/paper/207/ },
  note = { cvgmt preprint}
}