@Misc{ 
  DiFüGaPr18,
  author = { Di Fratta, Giovanni and Führer, Thomas and Gantner, Gregor and Praetorius, Dirk },
  title = { Adaptive Uzawa algorithm for the Stokes equation },
  journal = {  },
  year = { 2018 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/5116/ },
  note = { cvgmt preprint}
}