@inproceedings{nonlinearcausaldiscoverywithadditive,
  title = {Nonlinear causal discovery with additive noise models},
  author = {Patrik O. Hoyer and Dominik Janzing and Joris M. Mooij and Jonas Peters and Bernhard Schölkopf},
  year = {2008},
  booktitle = {NeurIPS 2008 12},
  url = {http://papers.nips.cc/paper/3548-nonlinear-causal-discovery-with-additive-noise-models},
}