@article{ageneralizedprecisionmatrixfortstudent,
  title = {A generalized precision matrix for t-Student distributions in portfolio optimization},
  author = {Karoline Bax and Emanuele Taufer and Sandra Paterlini},
  year = {2022},
  eprint = {2203.13740},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2203.13740v1},
}