@article{JMLR:v7:shimizu06a,
  author  = {Shohei Shimizu and Patrik O. Hoyer and Aapo Hyvärinen and Antti Kerminen},
  title   = {A Linear Non-Gaussian Acyclic Model for Causal Discovery},
  journal = {Journal of Machine Learning Research},
  year    = {2006},
  volume  = {7},
  number  = {72},
  pages   = {2003--2030},
  url     = {http://jmlr.org/papers/v7/shimizu06a.html}
}