@Misc{ 
  CatMas18,
  author = { Catino, Giovanni and Mastrolia, Paolo },
  title = { Weyl scalars on compact Ricci solitons },
  journal = {  },
  year = { 2018 },
  pages = {  },
  URL = { https://gecogedi.dimai.unifi.it/paper/522/ },
  note = { cvgmt preprint}
}