@Misc{ 
  SedWes14,
  author = { Cavalletti, Fabio and Sedjro, Marc and Westdickenberg, Michael },
  title = { A Variational Time Discretization for Compressible Euler Equations },
  journal = { Trans. AMS },
  year = { 2014 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/2542/ },
  note = { cvgmt preprint}
}