@Misc{ 
  CatMasMon23,
  author = { Catino, Giovanni and Mastrolia, Paolo and Monticelli, Dario Daniele },
  title = { Uniqueness of critical metrics for a quadratic curvature functional },
  journal = {  },
  year = { 2023 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/5947/ },
  note = { cvgmt preprint}
}