To cite greed in publications use:

  Côme, E., Jouvin, N., Latouche, P. et al. Hierarchical clustering
  with discrete latent variable models and the integrated
  classification likelihood. Adv Data Anal Classif 15, 957–986 (2021).
  https://doi.org/10.1007/s11634-021-00440-z

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Hierarchical clustering with discrete latent variable models and the integrated classification likelihood},
    author = {{Côme} and {E.} and {Jouvin} and {N.} and {Latouche} and {P.} and {Bouveyron} and {C.}},
    journal = {Advances in Data Analysis and Classification},
    year = {2021},
    volume = {15},
    pages = {957–986},
    url = {https://doi.org/10.1007/s11634-021-00440-z},
  }