@article{parameterpriorsfordirectedacyclic,
  title = {Parameter Priors for Directed Acyclic Graphical Models and the Characterization of Several Probability Distributions},
  author = {Dan Geiger and David Heckerman},
  year = {2013},
  eprint = {1301.6697},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1301.6697v4},
}