@article {2963,
	title = {Nonlinear Causal Discovery with Additive Noise Models},
	journal = {Advances in Neural Information Processing Systems},
	volume = {21},
	year = {2009},
	pages = {689-696},
	author = {Hoyer, Patrik O. and Janzing, Dominik and Mooij, Joris M. and Peters, Jonas and Sch{\"o}lkopf, Bernhard}
}
