@article{robustprep,
  title = "Robust preparation noncontextuality inequalities in the simplest scenario",
  author = "Pusey, Matthew F.",
  year = "2018",
  journal = "Phys. Rev. A",
  month = "Aug",
  pages = "022112",
  publisher = "American Physical Society",
  url = "https://arxiv.org/abs/1506.04178",
  volume = "98",
  doi = "10.1103/PhysRevA.98.022112",
}