@article{shimizu2006linear,
  title={A linear non-Gaussian acyclic model for causal discovery.},
  author={Shimizu, Shohei and Hoyer, Patrik O and Hyv{\"a}rinen, Aapo and Kerminen, Antti and Jordan, Michael},
  journal={Journal of Machine Learning Research},
  volume={7},
  number={10},
  year={2006},
  url={https://www.jmlr.org/papers/volume7/shimizu06a/shimizu06a.pdf?ref=https://codemonkey.link}
}

@article{hyvarinen2002independent,
  title={Independent component analysis},
  author={Hyvarinen, Aapo and Karhunen, Juha and Oja, Erkki},
  journal={Studies in informatics and control},
  volume={11},
  number={2},
  pages={205--207},
  year={2002},
  publisher={INFORMATICS AND CONTROL PUBLICATIONS},
  url={https://www.amazon.com/Independent-Component-Analysis-Aapo-Hyv%C3%A4rinen/dp/047140540X}
}