@article{selectingthenumberofclustersclustering,
  title = {Selecting the number of clusters, clustering models, and algorithms. A unifying approach based on the quadratic discriminant score},
  author = {Luca Coraggio and Pietro Coretto},
  year = {2021},
  eprint = {2111.02302},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2111.02302v3},
}