@conference{RojBarLop18,
  title = {Causal Discovery Using Proxy Variables},
  booktitle = {Workshop at 6th International Conference on Learning Representations (ICLR)},
  month = may,
  year = {2018},
  slug = {rojbarlop18},
  author = {Rojas-Carulla, M. and Baroni, M. and Lopez-Paz, D.},
  url = {https://openreview.net/pdf?id=B1VKG7kDM},
  month_numeric = {5}
}