@article{ongaussianmarkovmodelsforconditional,
  title = {A review of Gaussian Markov models for conditional independence},
  author = {Irene Córdoba and Concha Bielza and Pedro Larrañaga},
  year = {2016},
  eprint = {1606.07282},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1606.07282v5},
}