@Misc{ 
  SaPhCaRu21,
  author = { Ballas, Samuel A.  and Bowers, Philip L.  and Casella, Alex and Ruffoni, Lorenzo },
  title = { Tame and relatively elliptic $\mathbb{CP}^1$-structures on the  thrice-punctured sphere },
  journal = { Algebraic and Geometric Topology },
  year = { 2021 },
  pages = {  },
  URL = { https://gecogedi.dimai.unifi.it/paper/442/ },
  note = { cvgmt preprint}
}