@article{learninghighdimensionaldirectedacyclic,
  title = {Learning high-dimensional directed acyclic graphs with latent and selection variables},
  author = {Diego Colombo and Marloes H. Maathuis and Markus Kalisch and Thomas S. Richardson},
  year = {2011},
  eprint = {1104.5617},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1104.5617v3},
}