@article{JMLR:v25:22-0980,
  author  = {Naoki Awaya and Li Ma},
  title   = {Unsupervised Tree Boosting for Learning Probability Distributions},
  journal = {Journal of Machine Learning Research},
  year    = {2024},
  volume  = {25},
  number  = {198},
  pages   = {1--52},
  url     = {http://jmlr.org/papers/v25/22-0980.html}
}