@Misc{ 
  Pig26,
  author = { Pigazzini, Alexander },
  title = { Robin nullity in mode $|k|=1$ and asymptotic radius of the critical spherical catenoid },
  journal = {  },
  year = { 2026 },
  pages = {  },
  URL = { https://gecogedi.dimai.unifi.it/paper/657/ },
  note = { cvgmt preprint}
}