@Misc{ 
  MerMouPul22,
  author = { Merlo, Andrea and Mourgoglou, Mihalis and Puliatti, Carmelo },
  title = { On the density problem in the parabolic space },
  journal = {  },
  year = { 2022 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/5988/ },
  note = { cvgmt preprint}
}