@article{JMLR:v22:20-1338,
  author  = {Xiang Ge Luo and Giusi Moffa and Jack Kuipers},
  title   = {Learning Bayesian Networks from Ordinal Data},
  journal = {Journal of Machine Learning Research},
  year    = {2021},
  volume  = {22},
  number  = {266},
  pages   = {1--44},
  url     = {http://jmlr.org/papers/v22/20-1338.html}
}