@article{Green:20120i,
  author = "Green, Jeremy  and  Krieg, Stefan  and  Negele, John  and  Pochinsky, Andrew  and  Syritsyn, Sergey",
  title = "{Excited state contamination in nucleon structure calculations}",
  doi = "10.22323/1.139.0157",
  journal = "PoS",
  year = 2012,
  volume = "Lattice 2011",
  pages = "157"
}