@article{Robaina:20142j,
  author = "Robaina, Daniel",
  title = "{Renormalization of the momentum density on the lattice using shifted boundary conditions}",
  doi = "10.22323/1.187.0323",
  journal = "PoS",
  year = 2014,
  volume = "LATTICE 2013",
  pages = "323"
}