@article{learningoptimalclassificationtreesstrong,
  title = {Learning Optimal Classification Trees: Strong Max-Flow Formulations},
  author = {Sina Aghaei and Andres Gomez and Phebe Vayanos},
  year = {2020},
  eprint = {2002.09142},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2002.09142v2},
}